Best Waterproof Crib 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.

Any Mattress used in this crib should be at least 27 ¼” by 51 5/8”, with a thickness not exceeding 6” | Mattress not included

Crib assembled dimensions – 34.25” D x 54.25” W x 42.25” H | Floor to Mattress Support base at the 3 positions (Lowest to Highest) – 9.5” / 13.25” / 17”

Strong and sturdy wood construction helps create a dream nursery where you will spend plenty of Mommy and me / Daddy and me time

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

PACK N PLAY MATTRESS: 38x26 inch rounded corners to make sure Hygge Hush Pack and Play mattress can perfectly fit into any Pack n Play. 3" height and density so it can be used for years without losing its shape.

PLAYARD MATTRESS is Leak-Free, Super Safe | Ultra-soft Jacquard cover is waterproof and hypoallergenic, with lock stitched binding to resist liquids and stains. High-quality zipper permits easy removal for machine washing and drying.

SLEEP IN COMFORT: Memory Foam Mattress is help your child sleep better by replacing the thin, hard mattress that comes with the pack-n-play. Constructed from top quality, high density foam, this mattress provides the perfect balance between firm support and soft comfort so your little one can sleep better-and you can too!

QUALITY BUILD: The Baby Fairy Dust 5” Mattress is made of plush yet firm breathable foam that fits a full-size crib & toddler bed..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

CONVENIENT & EASY TO CLEAN: The Mattress comes with a removeable outer cover that’s machine-washable. It’s also water resistant & stain resistant.

SAFETY-FIRST: The Baby Fairy Mattress comes in the recommended firmness for infants, is Greenguard Gold Certified, JPMA-certified, and constructed of quality, fireproof fiber.

【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.

HIGH-QUALITY BIOBASED MATTRESS - The mattress is made of high quality biobased foam certified by CertiPUR-US and USDA. And the mattress cover is made of natural biopreffered soy fiber.

DUAL-SIDED DESIGN - With dual-sided design, one side is firmer foam for infant, and the other side is soft memory foam for toddler, accompanying baby's healthy growth.

BREATHABLE DESIGN - The foam with ventilation holes and the side mesh of the mattress cover are designed to make the mattress more breathable and comfortable, giving the baby a comfortable sleep.

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

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

SAFETY PRIORITY - Certified by OEKO-TEX Standard, our cover uses 100% bamboo fabric, no any harmful chemical material, safe and comfortable for your children

PREMIUM FOAM - Ferlizer crib mattress uses high quality memory foam, which meets CertiPUR-US standards, it will be durable but extremely soft and cozy for your toddler

100% WATERPROOF - This memory foam crib mattress is covered by removable and washable waterproof outer cover. It is easy to clean up after a night accident, especially when side leakage occurs

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

2-STAGE DESIGN: Firmer infant side made from high-density soy-enhanced foam. Sealy mattresses are tagged with a firmer infant side and softer comfort side for toddlers on the tag.

WATERPROOF & STAIN RESISTANT: Cool-Tex waterproof and stain-resistant fabric cover for luxury and comfort for the best nights sleep.

COOL & BREATHABLE: Exclusive infused soybean cool gel memory foam technology creates a cooler feeling top layer that absorbs baby's movement and responds with increased comfort. Lock-stitched binding will not unravel and won't trap liquids and odors.

2-STAGE FIRMNESS -- The Sealy Posture Perfect Hybrid 2-Stage crib mattress is the best of both a dependable innerspring plus the comfort of soybean memory foam combined into one baby mattress with a grow-with-me infant to toddler design. Sealy mattresses are tagged with a firmer infant side and softer comfort side for toddlers on the tag.

SUPPORT LAYERS -- Two support layers cushion and comfort baby while providing a supportive sleeping surface. An airy cotton wrap creates cozy comfort for your little one.

WATERPROOF COVER -- The waterproof cover and lock-stitched waterproof binding . The entire mattress wipes clean with a damp cloth

✔️ 【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

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

IDEAL SUPPORT FOR BABY: This baby mattress Features a hypoallergenic fiber core made from recycled bottles for firm comfort and support | non-toxic construction is free from harmful materials/chemicals

WATERPROOF DESIGN: Features naturally blended cotton cover with waterproof backing

NON-TOXIC soft organic unbleached cotton protects your baby’s health.

LUXURIOUS COMFORTABLE SLEEP throughout the night so days with your baby can be focused on making memories.

GUARANTEED ZERO LIQUID PENETRATION: Protect your baby’s mattress with this 100% waterproof crib pad protector cover.

✅ 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

【FITS STANDARD PACK N PLAY-NO GAPS】Perfect for all 38" x 26" pack n play, mini cribs, playards. The ONLY innovative four-fold design on the market, different from most tri-fold designs on the market, solves the problem of the gap, no unsafe space, or risk of losing the pacifier.

【PORTABLE AND VERSATILE】Foldable in four, easy to use at home or on the go. In addition to 38" x 26", it can also be expanded to a size of 38" x 52". So you can easily convert the play bed into a comfortable play mat and turn it into a play area.

【PREMIUM HIGH-DENSITY FOAM】Babelio Pack n Play mattress is made of CertiPUR-US certified premium foam, while the foam is designed with ventilation holes to make the mattress more breathable and comfortable, providing a perfect sleep for newborns.

[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

Set Up: Simply take your mattress out of the box and enjoy watching it decompress. Jumping, walking, and sleeping on your mattress can speed up the process.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.

Portable toddler bed-The cute dog toddler air mattress is a perfect air bed for kids over 12 months.This is an ideal transitional bed for the in between months when your child is not yet ready for sleeping in "big" bed alone.Take it with your family for a picnic,traveling,camping road trips,nap time,backyard, hotel or store it for visiting friends.Take the middle mattress out to fill up dolls,toys,bobo balls for toddlers’ play time .

Safety first-Best travel crib!Never worry about your little one rolling out of bed! 8-inch-high surround safety cushion keep your little one feeling cozy and protect them roll out and stay in bed.The baby bed is the right size and the right fit-matress inflated size is 46" x 25",toddlers need to feel confident and safe when sleeping in a transition bed.It can hold up to 300lbs and airbed inflated size is 87"x 43" x 8".

Puncture proof and leak-free-Made of thick and durable puncture resistant PVC material with comfort top flocking while still being waterproof, easy to clean and great for indoor and outdoor sleeping.Leakproof valve designed to ensure it stays inflate.The inflatable bed is made by food grade BPA free PVC. They are skin-friendly and environmental friendly.

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