Best Adjustable Boys Caps in 2026

Adjustable Size - An elastic back adjusts to baby's head and grows with them. Customize the fit by adjusting the tie strap around baby's chin.

Breathable Liner - An imbedded liner absorbs moisture to keep baby cool and comfortable.

UV Protection Clothing - Full-coverage flap sun hats offer all-day sun protection by blocking UV rays. Machine Washable - Wash cold, tumble dry low. Do not iron.

Material & Size: This baby sun hat made of high quality Cotton, keep the kids soft and cozy. Four Size for your choose, 48cm=18.9"fits 6-12 Months, 50cm=19.7"fits 12-24 Months, 52cm=20.5"fits 2-4 Years

Design: Easy to wear and pair with other clothes. Wide brim protects & shields eyes from the sun, chin strap and adjustable toggle at back

Feature: 50+ UPF, Protect children's head, eyes, face, neck from strong sunlight. Lightweight and easy storage, travel friendly

GROW-WITH-ME SMART DESIGN: Sun hats for baby, toddler and kids with fully adjustable head drawstring. Allow you to size up so you can use the same sunhat for multiple seasons.

UV SUN PROTECTION: 50+UPF rated breathable cotton sun hat with a wide brim strengthened to stay up in front. UV rating is due to weave of the fabric, no harmful chemicals or dyes were used.

STAY-ON SAFE: Adjustable chin-strap ensures sun hat stays put with easy toggle adjustment and breakaway safety clip which can be simply clipped back in.

THE ORIGINAL: Our trucker baseball hats come in one size with an adjustable 4-snap-in back strap for premium comfort

AUTHENTIC: Each trucker purchased from Goorin Bros comes with a holographic sticker, ensuring the authenticity of your new hat

TRIED & TRUE: Fabrics, animals, colors, and playful words will always change, but our signature silhouette remains the same; you always know what you are getting with Goorin Bros

Unconstructed low profile 6 panel baseball cap

Front allows patch customization

One size, adjustable strap back fits most sizes

Cotton cap featuring square logo patch at front and moisture-wicking Coolmax sweatband

Hook-and-loop back closure for adjustable fit

PREMIUM POLYESTER/RAYON BLEND – Our top knot hats are designed with baby’s comfort in mind. That’s why we created them with ultra-soft, breathable fabric with just the right hint of stretch. You can feel confident that baby will feel cozy and comfortable in this darling cap.

ADJUSTABLE KNOT GROWS WITH YOUR CHILD – An adjustable knot ensures the perfect fit from 0 to 4 months.

HIGH QUALITY AND TRENDY DESIGNS – At Copper Pearl we pride ourselves on making high quality products that always look great on babies, moms, or in your nursery. Our top knot hats are simple, modern, and sure to elevate any baby's style.

Carhartt Company Gear Collection

Canvas with 100 percent polyester mesh back

Carhartt force sweatband fights odors and fast dry technology wicks away sweat for comfort

PAW PATROL CAP: Kids will love sporting Pay Patrol most beloved icon.

CUTE AND STYLISH: A classic design is given a touch of magic with bold colors and intricate stand out details. Two-tone panels and a mix of textures create an eye-catching contrast for any and every outfit.

PROTECTIVE AND COMFORTABLE: Have some fun in the sun with this cozy kid’s baseball hat features a protective bill that helps shield your little one’s eyes from the sun making outdoor activities and trips.

Unisex Baseball Cap, 6 Panels

80% Acrylic, 20% Wool. Suitable for Custom Embroidery and Printing

Adjustable Fitted Strap Closure, One Size fits Most Head Sizes

Kids sun hat is made of premium 100% polyester,so it is breathable, quick-drying,lightweight and comfortable wear

UPF 50+ sun protection fabric block 98%+ of damaging UV sun rays

Adjustable chin cord keep your hat safety in windy day, hat with drawstring at back for flexibility

Classic comfort: Columbia's Unisex PFG Mesh Snap Back Fish Ball Cap features a classic fit that provides comfort for long fishing days to casual wear.

Stylish details: A flag patch that features an embroidered fish design adds style and character to this fishing hat.

Ventilated back: A Ventilated back adds breathability for comfortable wear no matter the temperature.

UPF 50+ Sun Protection: Our UPF 50+ Baby hats made with UPF 50+ sun protection polyester fabric for the best sun protection coverage for babies, toddlers and kids from the sun's harmful rays

Wide Brim: Toddler sun hat designed with wide brim, wide floppy brim offers extra protection and will keep the kids stay cool under the sun/beach/outside

Adjustable: The baby hats adjustable head strap and chin-strap adjusts as your baby grows; adjustable chin strap has a safety breakaway feature to help prevent choking

KBETHOS Hats Since 2001, From New York

100% Cotton Made. Lightweight / Durable / Smooth

Adjustable Metal Buckle Back Closure, Great Fit for All Head Sizes

STYLISH DESIGNS: ​These Adorable Little Boy’s Baseball Hats featuring Lightning McQueen from Disney is the perfect Toddler Hat that your Boy will be proud to wear and show off anywhere he goes.

PREMIUM QUALITY: The 5-panel durable and comfortable Cotton twill Boys Baseball Cap Features a curved brim, colorful Lightning McQueen character imagery inside cozy Sweatband and adjustable closure for a perfect fit so your kids will not take it off.

GREAT FIT: Available in your choice of 2 Sizes, Toddler Boy Size 2-4, or Little Boy Size 4-7. These playful Sun Hats are adjustable for a comfortable fit and are the perfect Children’s Hat when heading out to visit friends and family and for everyday use.

MANY SIZES TO CHOSE FROM: XS (6-12 months) S ( 12-24 months) M ( 2-5 years) L( 6 yrs and up)

UNIQUE PRINTS: Show off your personality and style with one of our unique prints. Whether you are feeling electric like a lightning bolt or relaxed with Californian style, we got the perfect hat for you. Designed in the USA/ Imported

ADJUSTABLE BACK: This classic look is easily adjustable, giving your little one optimal comfort for having the best day.

STYLISH DESIGN: ​This Adorable Little Boy’s Baseball Hat featuring Buzz Lightyear from Disney is the perfect Toddler Hat that your Boy will be proud to wear and show off anywhere he goes.

PREMIUM QUALITY: The 5-panel durable and comfortable Cotton twill Boys' Baseball Cap Features a curved brim, colorful Buzz Lightyear character imagery, inside cozy Sweatband, and Red Snap closure for easy adjustment so your kids will not take it off.

GREAT FIT: The size fits most toddlers' playful Sun Hat, is designed adjustable for a comfortable fit for Toddler Boy Ages 2-4, and is the perfect Childs Hat when heading out to visit friends and family and for everyday use.

Material: This baby sun hat made of high quality polyester, quick-dry, breathable toddler sun hat keeps baby cool and comfortable

Size: With adjustable chin strap, 2 size suitable most baby boys and baby girls 6 Months-7 Years ,18"-19.8" fits 6-12Months,12-24 Months; 19.7"-21.4" fits 2-4 years,4-7 Years.

Design: The kids bucket hats has a chin strap to keep it stay on baby head. Baby bucket hat, wide brim will protect babies's head, eyes, face, neck from strong sunlight.

BEST SUN PROTECTION HAT ON THE MARKET- Wildbreakers by Zelda Matilda. The absolute BEST kids floatable sunhat for your baby boy or baby girl! This baby beach gear - baby beach hat was made with COMFORT and SAFETY in mind. You always remember to put the SPF sunscreen on them, but that can wash away after some time in the water. This baby hat is the best summer hat you can find! Our fabric is custom created with a UPF sun protection of 50+. We don't want any harmful UV rays getting through!

ADJUSTABLE hat - This is the baby sunhat that always fits! Perfect for all ages and stages! It's a  newborn sun hat, baby sun hat and great for your toddler boy or toddler girl, and big kids too! Your adjustable baby hat looks adorable with baby sunglasses too! The neck flap - neck veil  provides another added layer of protection from the sun! You wouldn’t head to the beach without your swimsuit, don't leave home without your beach hat either!

SAFETY RELEASE CHIN STRAP - Safety first!!! Emergency release will help prevent a dangerous choking hazard. If you have a newborn boy or newborn girl and love spending time outdoors this sun hat is right for you! A quality swim hat is an essential piece of baby swimwear! Add it to the list of baby gear you can't leave home without! The cap in front protects the eyes and face and the back protects the neck!

Premium Material: This baby sun hat made of breathable and soft material. Wide brim baby sun hats are lined with breathable mesh materials which greatly makes your baby’s head cool and ventilated.

Sun Protection: UPF 50+ sun protective fabric material that blocks up to 98% of UVA and UVB Rays! Super cute baby hat has wide brim to protect children's head, eyes, face, neck from strong sunlight.

Size: Baby hats have three size for you choose, Size: 0-6 Months, Head Circumference:17.3"-18.1"; 6-24 Months, Head Circumference:18.1"-19.7"; Size: 2-5 Years, Head Circumference:19.7"-21.3", please check the size selection carefully.

Cute, solid colored and designed baby bucket hat

Extra sun protection with its' UPF 50+ UV protective fabric and it's wide brim; Blocks up to 98% of all harmful UV rays and shields your child's delicate skin, head, neck and eyes from the sun

Adjustable head strap allows your baby to customize the head fit accordingly; It also has an adjustable chin strap cord which has a safety breakaway feature that allows the strap to come undone when under pressure to prevent possibility of choking

Material & Size: This baby sun hat made of high quality polyester, quick-dry, skin friendly, breathable toddler sun hat keeps baby cool and comfortable. Four size for your choose, 48cm/18.9" fits 6-12 Months, 50cm/19.7" fits 12-24 Months, 52cm/20.5" fits 2-4 Years. The age is only for reference, you can choose sizing according to your baby's head girth.

Sun Protection: This baby boy sun hat is wide enough to provide your child with excellent sun protection, protecting the child's head, eyes, face and neck from harmful sun UV rays, which means more time for outdoor activities.

Fashion Design: Wide brim baby sun protection hat is the perfect accessory for your little one. Comfortable, extra soft lining and patterned design, perfect for all day wear. The adjustable chin strap is durable and easy to slide up and down, ensuring that the summer cap does not fall in strong winds.

UNIQUE PRINTS: Show off your personality and style with one of our unique prints. Whether you are feeling electric like a lightning bolt or relaxed with Californian style, we got the perfect hat for you. Designed in the USA/ Imported

ADJUSTABLE BACK: This classic look is easily adjustable, giving your little one optimal comfort for having the best day.

FRONT BRIM: Our trucker hats look super stylish, while also offering protection from the sun!

Fully sherpa lined very soft and comfy

Adjustable hook and loop chin strap on hat

Elastic on mitten wrist

Kids sun hat: UPF 50+ protection blocks 98% of UV Rays

7cm Wide brim protects & shields eyes from the sun, chin strap and adjustable toggle at back

Breathable, sturdy, durable, lightweight and portable for easy on the go

UPF 50+: Baby bucket hats are made of high quality material, block 98% of UVA and UVB Rays. Wide brim protects children's head, eyes, face, neck from strong sunlight. Cool, comfy and absolutely adorable toddler sun hats.

Double Sides: Easy to pair with any baby boy clothes and baby girls dress in summer and spring. Hook and Loop closure help keep the baby outdoor hat on little heads for windy conditions. Lightweight and soft material makes toddler beach hat be easy to fold and carry.

Breathable & Cool: Comfortable and breathable cotton fabric. Mesh design on baby bucket hats keep kids cool and comfy in sunny days. Cute and stylish pattern and design, suitable for beach, park, picnic, while hiking & camping, and more.

Sun Protection Hat for your baby, high-quality UPF 50+ sun hat keeps your child's tender skin safe outdoors, with No worries even on the beach.

Baby Sun Hat is made of 100% cotton. Ensure safety without forgetting comfort, high-quality raw materials bring a better wearing experience.

Practical Design Toddler Sun Hat: Adjustable head, and chin straps, to fit your baby's head. Let your baby play with more confidence. Packable Design is more suitable for carrying out and traveling.

MARVEL’S SPIDER-MAN HAT: Your child’s beloved web-slinging and swinging hero is now on an action-packed cap! This fun baseball cap for kids features Ultimate Spider-man face eye mask design, a spider, & iconic blue suit patches!

STYLISH DESIGN & COMFORT FOR KIDS: This Spider-man baseball cap is crafted from durable, soft 100% cotton, & has a curved brim to keep sun out of his eyes. This hat is crafted for style and comfort

SIZED TO FIT: Boys baseball cap is easily adjustable with Velcro closure in the back. Easy for small fingers to open and adjust, hat is sized to fit ages 3-9. Your child will be ready for all daily activity and endless adventures with his favorite action hero

Toddler Boy (Little Boy) has an elastic back. Not adjustable.

Toddler Boy 20" to 20.5" head circumference

Big Boy has an adjustable velcro back closure

Adjustable Size - An elastic back adjusts to baby's head and grows with them. Customize the fit by adjusting the tie strap around baby's chin.

Breathable Liner - An imbedded liner absorbs moisture to keep baby cool and comfortable.

UV Protection Clothing - Full-coverage flap sun hats offer all-day sun protection by blocking UV rays. Machine Washable - Wash cold, tumble dry low. Do not iron.