Best Firm Toddler Mattresses in 2026

BETTER SLEEP FOR YOUR LITTLE ONES: We believe that a good mattress can make all the difference for a good night's sleep, especially for babies. Newton baby crib mattresses are made with quality, protection, and comfort in mind. Our simple focus is on your baby's safety, and with features like breathable and gentle bedding, they'll get a full night’s sleep, so they'll feel more rested and ready to play.

100% BREATHABLE & WATERPROOF: With innovative breathe-thru technology, our baby + toddler mattress allows your baby to breathe right through. The patented, supportive core is encased in a soft, detachable cover with a waterproof lining on the toddler side. The proprietary core of our toddler mattress is made up of 90% air and 10% yoghurt-cup material. Because of its airy construction, it is extremely breathable and delivers a safer sleep surface for your baby's well-being.

100% WASHABLE: The only crib mattress that’s washable from the cover to the core! With a unique design and construction, our washable crib mattress is made from quality materials that fit most standard-size cribs and doesn't have any foam, glue, latex, or springs that could be harmful over time. Safe and gentle to the skin of your babies, it will help them sleep comfortably. Our baby + toddler bed mattress is also super easy to clean, so you can use it for many years.

100% Cotton Jersey. Measures 28 inches x 52 inches x 9 inches.

SOFT. Our Value Jersey crib sheets offer a warm, tee shirt like feel for exceptional comfort.

SELECTION. Available in a variety of colors to match any style.

Cozy & Soft Surface: Smooth bamboo jacquard surface, naturally, breathable cover is skin-friendly for baby and measures 38 x 24 inch with rounded corners to make sure mini crib mattress can perfectly fit. And Its intended for toddlers above two years old.

Breathable & Cozy Dual Sided Mattress: Integrated with gel foam and high-density support foam, the firmer flat and even surface promotes proper support for infant, slightly softer foam side provides maximum comfort for toddler. The mini crib mattress is engineered to optimize air flow and reduce trapped body heat, giving your baby a cool and comfortable sleep environment, make your baby sleep more comfortably.

Non-slip Bottom Structure: The non-slip gripping dots ensure the mattress stays in place, It's best protection at daycare time even if your little one is rolling or playing on mini crib mattress. Since the product can be also used without a pmini crib as well for the perfect baby sleeping mat.

Soft Waterproof Cover: Never worry about accidental leaks or spills during the night with our pack and play mattress cover. It is completely waterproof and is easily removable for washing when needed. And the cover is designed with different patterns to meet your different needs.

Industry-leading safety: Our mattress uses certified CertiPUR-US foam that meets all rigorous standards for quality, performance, durability, and most importantly safety, to ensure that our mattress & foam are made without any mercury, lead, or phthalate.

2-Stage Mattress: The firm side(white foam) provides more support for young babies and protects their spine. The softer, high-resiliency cool gel memory foam side is more comfortable for toddlers to use. The gel works to absorb and dissipate heat, leaving the toddler with a slightly cooler sleeping surface.

SAFEST OPTION: Non-toxic construction is free from harmful materials/chemicals; Meets or exceeds flammability, lead, phthalate and CPSIA testing and does not contain toxic fire retardants.General Note: Please allow 24 - 72 hours for your Mattress to regain its full shape. Any memory foam will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return to full sized from its compressed state.The expansion time of the mattress will vary as per the surrounding

MADE FROM HEALTHY MATERIALS: Premium sustainably sourced firm fiber core made from upcycled plastic bottles for a healthier, longer sleep for your newborn and toddler

EASY-TO-CLEAN WATERPROOF COVER: Durable, waterproof vinyl cover is easy to clean and hypoallergic; Both sides of the mattress feature a waterproof cover, so flip the mattress when it comes time for your baby to move to a toddler bed for freshness

Comfortable Sleeping: Smooth bamboo jacquard surface, naturally, breathable cover is skin-friendly for baby and made up with high density foam, it designed with air bleed to effective airflow and reduce body heat, SPRINGSPIRIT crib mattress topper will perfectly balance between firm support and soft comfort. Measures 52 x 27 inch with rounded corners to make sure the mattress for crib / toddler bed can perfectly universal fit. And Its intended for toddlers above two years old.

Dual Comfort Crib Mattress: Dual-sided crib mattress provides firm side (white side) to be harder support for infants,this side is constructed of high density foam with optimal firmness, flat surface—Just what babies need to support their growing bones & reduce hazard when they learn to move. And soft gel-infused foam (blue side) for toddlers, It provides a cozy environment for better sleep.

Non-slip Backing Design: Toddler bed mattress with non-skid gripping dots ensure the mattress stays in place. Since the product can be also used without a crib as well for the perfect baby sleeping mat.

【Soft as Clouds】The BABELIO crib mattress is designed for infants' growth and development. The toddler mattress has the ideal firmness, safe and comfortable, making your baby's sleep more natural and healthier.

【Dual-sided Design】The firmer side suits infants, preventing spine deformation and facilitating healthy growth. The memory foam side suits toddlers, conforming to the spine and relieving body pressure.

【Easy to Clean】The crib mattress cover is made of skin-friendly knitted fabric for baby's sensitive skin. Removable and machine-washable. The non-woven lining is waterproof and wipes away stains easily.

[Dual-side Mattress]: We feature different levels of firmness on each side for various growth stages. The firm side provides more support for young babies ( 0-9 months ) and protects their spine and the softer, high-resiliency memory foam side is more comfortable for toddlers ( 9+ months ) to use.

[Safe for your baby & toddler]: Portable crib mattress foam meets CertiPUR-US standards of content, emissions, durability, CPSC tested and passes all flammability tests - 16 CFR 1632, 1633. It's made of non-toxic memory foam, BPA & phthalates free. It is safe and comfortable for your children.

[Washable & Convenient]: The toddler mattress's soft outer cover is removable and machine washable. Gently unzip (U shape design) the outer cover, machine or hand wash, and hang dry to make a fresh, clean, and cozy sleep environment for your little one.

USA-MADE EXTRA FIRM COILS: Perfect Rest baby crib mattress consists of 150 durable, posture-supportive coils made in the USA. Resilient coils help create a firm foundation while the steel edges support your little one throughout the entire crib mattress

WATERPROOF PROTECTION: Waterproof mattress protector has a 100% waterproof barrier to protect against leaky messes while mattress is reinforced with lock-stitched waterproof binding that resists stains, odors, and moisture

SUPPORTIVE & COMFY: Standard size crib mattress is made of substantial coils and airy cushioning to cradle baby while mattress pad for crib features quilted, hypoallergenic filling topped with a cotton poly blend knit for extra softness

THE MATTRESS THAT GROWS WITH THEM | Dual-Sided Baby Pad Features Ventilated, Breathable Dual Layers, Providing a Firm Surface for Newborns & Soft, Moldable Memory Cooling Foam Gel for Toddlers | Give Your Tot the Comfort, Safety & Support They Need for a Restful Night’s Sleep | Standard Crib Size 52”x27”x5.5”

FIRM & FLAT FOR FRAGILE NEWBORNS | Create a Safe, Secure Crib Environment During Those Early Days! | Infant Side is Constructed of High Density Foam with Optimal Firmness, Ideal Thickness, Flat Surface & Stable Edges—Just What Babies Need to Support Their Growing Bones & Reduce Hazard as They Learn to Move

PLUSH & MOLDABLE FOR TODDLERS | Flip Over the Mattress to Reveal a Soothing Memory Foam Layer That Contours to Your Growing Toddler’s Neck, Back, Legs & Body | Ultra Soft, Breathable, Cooling Gel Foam Material Supports Healthy Posture, Enhances Relaxation & Helps Diffuse Heat for All-Season Safety & Comfort

FITS MOST MINI & PORTABLE CRIBS: This crib mattress fits most mini cribs and portable cribs; mattress measures 38"L x 24"W x 4"H (not designed for standard cribs or pack 'n plays) | Measure your crib first to ensure a perfect fit.General Note: Please allow 24 - 72 hours for your Mattress to regain its full shape. Any memory foam will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return to full sized from its compressed state.The expansion time of the mattress will vary as per the surrounding

IDEAL SUPPORT FOR BABY: This mini crib baby mattress features a premium sustainably sourced firm fiber core made from upcycled plastic bottles for a healthier, longer sleep for your baby| Non-toxic construction is free from harmful materials/chemicals

WATERPROOF DESIGN IS EASY TO CLEAN: Features a durable, waterproof vinyl cover that wipes clean and is hypoallergenic

LIGHTWEIGHT SOYBEAN FOAM-CORE -- Lightweight, soy based foam-core offers improved durability over conventional foams and uses renewable resources resulting in the use of less crude oils

PREMIUM FOAM -- The foam used throughout is CertiPur-US Certified foam made in the USA. It is made without phthalates, lead, mercury, formaldehyde, PBDES, TDCPP or TCEP flame retardants that may be a concern in non-certified foams. Cover is wet-resistant

WATERPROOF SURFACE & BINDING -- Reinforced embossed waterproof and stain-resistant cover with lock-stitched binding helps to keep liquids from seeping inside. Wipes clean easily

GREENGUARD GOLD CERTIFIED: Certified products are screened for more than 10,000 chemicals and VOCs known to pollute indoor air

CERTIPUR-US CERTIFIED FOAM: Certified flexible polyurethane foams meet CertiPUR-US program standards for content, emissions and durability, and are analyzed by independent, accredited testing laboratories

DUAL-SIDED MATTRESS: 2 unique sides for “infant” (recommended firmness for infants) and “toddler” (softer for your toddler’s comfort); “Toddler” side of mattress features “quick unzip” portion of outer cover for quick & easy washing in case of accidents

SAFETY FIRST: This mattress is Greenguard Gold Certified to ensure optimum health, safety and peace of mind; JPMA certified to meet/exceed all safety standards set by CPSC/ASTM; passes all flammability (16 CFR 1632/1633) phthalate, lead & toxicity tests.General Note: Please allow 24 - 72 hours for your Mattress to regain its full shape. Any memory foam will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return to full sized from its compressed state.The expansion time of the mattress will vary as per the surrounding

DUAL SIDED: Features reversible design - a white infant side covered with breathe-flow material & brown-cloud print toddler side with a waterproof cover with lock stitch seams: The reinforced waterproof cover and binding resist liquids and stains

DURABLE & COMFORTABLE: This mattress has 88 durable, interwoven, heat tempered, steel spring coils, making it the mix of comfort and support for your child: Fits standard full size cribs and toddler beds: Dimensions: 51.75” L x 27.5” W x 5” H.

ADVANCED STAIN PROTECTION FOR BABY CRIB OR TODDLER BED: Polyester top fabric is treated with Nanotex Stain Repel and Release to create barrier of advanced protection from spills, leaks, stains and odors

BLOCK WETNESS: Backing of liner is 100% waterproof

PERFECT FIT: Fits standard size crib mattresses and toddler bed mattresses (sold separately) Rounded corners mimic the shape of the mattress

[Portable | Trifold design]: Tri-fold mattress is easy to use at home or outside. Transforms the play yard mattress into comfortable play areas, and can be used as a tummy-time play mat, changing pad, or toddler bench when folded. And the provided storage bag is more convenient for your travel, it keeps the mattress dry and clean while traveling or in storage.

[Safe and Harmless to Baby]: Portable crib mattress foam meets CertiPUR-US standards of content, emissions, durability, CPSC tested and passes all flammability tests - 16 CFR 1632, 1633, Made of non-toxic memory foam, Phthalate, BPA-free, it is safe and comfortable for your children.

[Quality Memory Foam Made]: Soft, breathable, not too soft or too hard, help protect your babies’ vertebral, keep your little one’s body, reduce tossing-turning, to ensure more restful and less interrupted sleep!

【No Seams - Fits all 54 "x29.5" cribs】We use hand sewing techniques to provide a tight fit to the crib every time. No risk of unsafe space or losing pacifiers, toys on either side or corner of this crib.

【Support】The crib mattress Made of soft and strong high grade memory foam. It has good support and stability when baby rolls over to avoid the risk of physical injury and suffocation.

【Quiet and odorless】The surface of the crib mattress is made of high-grade velvet. The toddler mattress is very quiet and does not emit a pungent smell.More importantly, it is a breathable and non-toxic material.

✔️ 【Dual Comfort Crib Mattress】 Thoughtfully designed with safety and comfort in mind, the crib mattress comes with dual firmness - firmer, flat and even surface promotes proper support for infant, slightly softer memory foam side provides maximum comfort for toddler

✔️ 【Breathable & Comfortable Mattress】 Integrated with Gel-infused memory foam, open-cell memory foam and high-density support core, the triple-layered mattress helps to regulate temperature by accelerating air circulation and transferring unwanted heat away from the body, giving your baby a cool and comfortable sleep environment, thus ensures a through-the-night sleep

✔️ 【Removable Easy-To-Clean Outer Cover】 Carefully selected white and sky-blue color with two patterns, the mattress pad provides double choices for your home decor, it is also removable and washable for easy clean, keep your baby tidy and comfortable in the crib

FITS MOST PACK AND PLAYS: Measuring 38 x 26 x 3 inches, this mattress will fit most, but not all play pens. Please check your playpen size prior to purchasing

DUAL SIDED FOR BABIES & TODDLERS: We have designed our memory foam to be the ultimate playpen mattress. There are two sides; firm (for babies 0-9 months) and soft (for toddlers 9+ months)

SUPER SOFT WATERPROOF COVER: Never worry about accidental leaks or spills during the night with our mattress cover, it is completely waterproof and is easily removable for washing when needed. Additionally, we have included a fitted sheet with every mattress

AMERICA’S #1 CRIB MATTRESS BRAND: Sealy Baby crib mattresses are America's best-selling brand because the quality, safety and parent-tested and trusted Designs far exceed any other

DURABLE & FIRM FOAM: The Sealy Butterfly crib and toddler mattress collection is made with CertiPUR-US certified foams that are firm and supportive

100% WATERPROOF PROTECTION: Features a waterproof barrier to keep leaky messes from seeping into the mattress. Designed with a waterproof barrier to help protect against odors

✅ PROTECT YOUR BABY - COZYCUDDLES fully encased crib mattress protector is supported with a 360-degree zipper to fully protect your baby from anything which can nest inside bedding and cause harm to a baby’s sensitive skin. STUDIES REVEALED that by protecting your mattress using HYPOALLERGENIC materials, you reduce the risk of asthma to your baby

✅ PROTECT YOUR MATTRESS - COZYCUDDLES offers a multi-layer crib mattress protector waterproof which is designed to keep your mattress clean by absorbing spills, sweat and any liquids. The TPU leak resistant layer will guard your mattress from any moisture related damage

✅ SKIN FRIENDLY FABRICS - Our high-quality fabric is made from soft, breathable and hypoallergenic materials which makes COZYCUDDLES mattress protector safe and soft on any baby’s skin

2-Stage firmness: infant side features a layer of Foam blended with plant-base soy for comfort & support | toddler side features a layer of gel memory foam to help reduce pressure points | size: 27.5"W x 52"l x 6"H (fits standard cribs & toddler beds)

190 individually wrapped coils: at the core of this crib and toddler mattress 190 individually wrapped coils support your child in every position | Made in USA of USA and imported materials

Easy clean: naturally blended cotton cover with waterproof backing keeps mattress clean and fresh | beautyedge support provides firm foam edges for superior support and stability throughout the mattress | square corners create a secure fit in the crib

ORGANIC MATTRESS: Our 100% GOTS certified mattresses pass all government flammability requirements while maintaining UL/GREENGUARD certifications for low chemical emissions

TWO-STAGE SUPPORT: This breathable crib mattress offers 2-stage firmness to provide a firmer side for infants and a medium-firm side for toddlers

WATERPROOF COATING: The organic cotton fabric has a patented waterproof coating over the surface that makes for an easy clean with just soap and water

CRIB MATTRESS SAFETY LEADERSHIP: Family-owned Kolcraft makes the most trusted baby mattresses, meeting or exceeding safety standards for firmness, harsh chemicals, durability and quality control systems. Proudly made & innovated in the USA since 1946

PREMIER FIRMNESS & QUALITY: American-made support coil system, 80 interwoven heat-tempered springs flex under baby's weight. GREENGUARD GOLD Air Quality Certified materials. Airy layers of comfort cushioning that are gentle on baby's head & body.

LIGHTWEIGHT & PERFECT CRIB FIT: Weighs only 10 lbs., easily lift to change sheets. Measures 52"Lx27.5"x5" thick for a snug fit in any USA standard size crib and toddler bed. No flame retardant chemicals, formaldehyde, mercury, lead or harsh chemicals

SAFE FOR YOUR BABY: When it comes to your infant and toddler, we know that safety comes first. Our crib and toddler mattress is GREENGUARD Gold Certified. That means that our mattresses have gone through rigorous testing and have very low VOCs, reducing the emission of toxic, synthetic chemicals.

ALWAYS BREATHABLE: With each layer of the Organic Dream crib mattress, we've ensured that this firm but soft sleep pad is 100% breathable. This offers ongoing airflow, which is proven to reduce the risk of suffocation. Parenthood is full of challenges; rest easy when you buy Organic Dream.

CERTIFIED ORGANIC: We hold ourselves to the highest standard when sourcing and manufacturing the materials we use for our baby bed mattresses. Our mattresses are proudly made in the USA using high-quality domestic and imported fabrics.

[Universal Size] The pack n play mattress has a universal size 38x26 inches and fits most brands of standard sized pack n play such as Graco, dream on me and etc. IMPORTANT: ALWAYS MEASURE PLAYARD BEFORE BUYING

[Soft and Comfortable] The foam is composed of two parts, 1 of which is constructed of 0.6 inch softer memory foam (for baby 9 months plus) and the other is of 1.6 inch high density foam (for baby 0-9 months), providing 2 different Comfort for babies. It also improve air flow. The superior mattress provides a sweet dream for your baby

[Snug Fitted Design] The round corner design allows the mattress to be snugly connected with the corners of the pack n play without leaving any gaps, making it extremely secure for baby to sleep in

MADE FROM RECYCLED MATERIALS: Firm fiber core made from recycled bottles delivers the ideal firmness level for newborns, infants and toddlers while helping save over 300 bottles from the landfill--great for babies, great for the environment

COMPLETELY WATERPROOF & HYPOALLERGENIC: Durable, waterproof vinyl cover is easy to clean and hypoallergenic; Both sides of the mattress feature a waterproof cover, so flip the mattress when it comes time for your baby to move to a toddler bed for freshness

RIGOROUSLY TESTED AND CERTIFIED: This mattress is GREENGUARD Gold Certified, which means it's made of materials with low chemical emissions, helping contribute to Healthier environments and indoor air in your home; JPMA certified

♥【Dual Lock Air Tight Valves】Our dual lock valves are specifically designed to keep air in. When pumping, unless you've pulled out both the clear and black valve, air won't escape! When you are ready to deflate, pull out both valves. Strong enough, you will never worried about air getting out. Fahuac travel bed fits for toddlers from 15 months and can hold up to 50 lbs.

♥【Comfortable and Safety 】Fahuac kids air mattress made with premium flocking fabric provide a soft-touching feeling, the raw material is suitable thickness, BPA, phthalate and lead free, leads to no extra weight and comply with all Federal standards for Child Safety. And our velvet flocked mattress is the smoothest in its class, so your little one can sleep more soundly.

♥【Guard Rails and Durable Material】Air mattress camping bed let kids feel secure, cozy and right at home, thanks to the portable air bed’s unique design – Our designed security rails helps prevent your kids from falling and stay in bed. Fahuac kids travel bed made of durable PVC with strong double seams construction, is 50% thicker than others on the market to ensure it stays inflate, the seams are reinforced, and the valves are heavy duty for longevity.

2-in-1 Mattress; 2 different firmness levels: extra firm support for infants; and additional cushioning for toddlers; Made with a high-density thermo-bonded core made from polyester fibers

Lightweight and durable; 100% Polypropylene outer cover that is waterproof and stain resistant to easily wipe clean

Fits standard crib with internal measurements of 28⅝ in; X 53 in; Mattress dimensions: 52"L x 27.5"W x 5"H. Weight limit: 50 lb

TRIPLE STAGE DESIGN - This mattress is crafted with a cool gel-infused memory foam side that provides comfort for toddlers, an airflow comfort layer, and an extra firm eco-fiber core that provides the right amount of support for infants.

SAFETY FIRST, ALWAYS - This mattress is Greenguard Gold Certified to ensure the highest level of health, safety and peace of mind. All our mattresses are CPSC tested and pass all flammability tests (16 CFR 1632 /1633) phthalate, lead and toxicity tests.

PEACE OF MIND - All Evolur mattresses come with our Limited Lifetime 15 Years Manufacturer Warranty. This mattress is a 2-Sided Reversible Infant + Toddler Mattress. Fits all standard full-sized cribs and toddler beds.