Best Nylon Boys Swim Board Shorts in 2026

Upf 50+ quick dry microfiber: lightweight and durable for your most comfortable pair of boys swim trunks

Side seam pockets and cargo pockets give plenty of options for storage

Available in men's sizes S-XXL and boys sizes 2T through 20 so dad's and kids can hit the beach as a team

ADORABLE DESIGN - Features the cutest prints and patterns for the perfect vacation ready look for your little guy.

COMFORTABLE FIT - The mesh lining and stretchy waistband ensures easy changing and comfort all day long.

DESIGNED IN USA—Designed by moms who believe in the beauty of quality products and superior customer service. High quality and darling design is the guiding principle behind RuggedButts.

Features: Elastic waistband, drawstring, two side pockets.

UV Protection: The boys swim trunks is made of 100% polyester which is fast-drying, soft and breathable. It can effectively resist UV rays and protect the kids skin.

Novelty patterns: 3D printing, lifelike and never fade. You will have a variety of options in here: ferocious dinosaurs, rave cats, scary skulls, laid-back beaches, etc.

☁☁ UPF 50+ Thin Fabric--Polyester and spandex, durable, soft, with better ability to discharge water/moisture, making the swim trunks lightweight and quick dry.

☁☁ Unique & Cool 3d Pattern Design--100% No fading,cracking.With popular elements and matching international colors, your son will be the center of attention in the beach/pool party, can help you bring lots of compliments.

☁☁ Fashion Printed Beach Shorts--Mesh Lining Inside, elastic waistband with adjustable drawstring, medium length, 2 side pockets give plenty of options for storage.

✔ RECYCLED 4-WAY STRETCHY FABRIC - Shell: 90% recycled polyester, 10% spandex.Durable swimming bottoms,light weight high-performance & water repellent for Quick-drying,with moisture-wicking features and a UPF 50+ finish to protect kids from the sun’s harmful ultraviolet rays.

✔ COMFORTABLE BOXER BRIEF LINER - Super soft smooth material for the built-in compression liner, but lining is not too tight,considering your kids need some give in the growing period.This swimming trunks will allow your boys to enjoy the beach,pool without chafing burn,comfortable & supportive.Also it's not only a bathing suit,but also a nice piece for playing,running,training,workout...

✔ FUNCTIONAL DRAWSTRING & METAL GROMMETS - These boys' swimsuits have real drawstring all around waist which can be tighten,kind elastic waistband offers a great, personal fit even for slim and husky boys,also help secure tightly when performing rigorous activities.Big boys Sizes 6-8 10-12 14-16 18-20 is a must have beachwear essential,including youth young men.

Quick Dry Shorts: The boys swim trunks made of polyester which is lightweight, comfortable, waterproof and quick dry; UPF 50+ which blocks 90% of the sun's harmful.

Kids Boys Swim Trunks Feature: The beach boardshorts with novelty pattern (Dinosaur; Galaxy Cats; Tacoa Cats; Rainbow Unicorn), Elasticized waistband with drawstring and two side pockets.

Suit for Occasion: These boys boardshorts are suitable to wear anywhere such as for walking, running, swimming, surfing, playing, drifting, in the beach or lounging at home etc.

🐘 According to the buyer's feedback, the size is large, please choose a smaller size according to the actual situation. Thank you!

🐘 QUICK DRY --- Boy Shorts are made of water resistant polyester, water resistant technology dries quickly and protects against the elements

🐘 EXCELLENT SUN PROTECTION ---- Kid boy's board shorts Blocks Out Most of the sun's harmful UV radiation, protect kid's skin. Hand wash and machine wash

Officially licensed Marvel Comics Avengers big boys cute and stylish swimming shorts bottoms

All over print design; UPF 50+ material for UVB and UVA protection and worry-free sun time; Mesh-lined swim shorts; Drawstring closure; Faux fly; Elastic waist for better fit

Stylish kid's board shorts bathing suit with a comfortable fit and easy-to-dress design; youth fashion swimwear made from material that protects your child from the sun and is safe on skin

Officially licensed Star Wars big boys cool and stylish short sleeve swim shirt top and cute and stylish swimming shorts bottoms

All over print design; Contrast raglan sleeves; Awesome sublimation print design; UPF 50+ material for UVB and UVA protection and worry-free sun time; Mesh-lined swim shorts; Drawstring closure; Elastic waist for better fit; Pull on closure

Stylish kid's rash guard shirt and board shorts bathing suit with a comfortable fit and easy-to-dress design; youth fashion swimwear made from material that protects your child from the sun and is safe on skin

Material: 100% polyester, elastic at the waist, pockets on both sides, safe material, light and comfortable.

Design: The swim trunks are designed with an elastic waist and the drawstrings are tightened. Pockets on both sides for personal items such as cell phones, wallets and keys. The inside of the beach shorts has a silky smooth mesh lining. Safe, quick-drying fabric, free stretch and UPF30 + sun protection index can block harmful UV rays from the sun.

Comfort: A sleek polyester fabric that is lightweight and comfortable for boys' swim pants. You can provide the convenience and comfort you need at the beach, pool or any wandering. Quick dry beach board pants are perfect for you.

&#12304 Boys Swim Trunks &#12305 This boys swim trunks are made of breathable soft quick dry material, High quality, dry fast, cool, colors are vibrant and no fading to the sun.

&#12304UPF50+ Sun Protection&#12305 Boys Swimsuits have excellent sun protection, block out most of the harmful UV Radiation. Friendly for your kid's Skin.

&#12304Elastic Waist with Drawstrings&#12305 This playful wrinkle free shorts are short and above the knee. Elastic waist with drawstrings, with mesh lining, two side pockets,lightweight and comfortable. The drawstring isn't just there for decoration.

GREAT QUALITY: This boy's swim trunk features an elastic waistband with drawstring closure. Extremely durable and comfortable. Made with comfort technology quick dry fabric with UPF 50+ which blocks 98% of the sun’s harmful ultraviolet rays. When you wear these swim trunks for boys you can easily feel how great the quality is compared to the average swimming shorts.

COMFORT: This is so much more than a pair of boys athletic swim trunks. It embodies the spirit of travel or walking for fun. The smooth polyester fabric is lightweight and comfortable. The inside of the shorts has a silky smooth mesh lining which offers all the extra support you need during any activity at the beach, pool, or if you're just lounging around. These boy shorts are known comfort so you can spend an entire day wearing these shorts.

STYLE: Whether you get it for the comfort or for fashion your style will be on full display with this cool and comfortably fit boy's swim trunks with tropical inspired prints. You can be sure no one else will have the same or similar shorts. This unique swim trunk for boys is one of a kind. This playful wrinkle free and water resistant shorts will make your style come alive with its unique patterns.

IDEAL SWIM SHORTS: SLOOSH Kids Swim Trunks compact with side pockets that would be a perfect kids storage. Our board shorts also have elastic waistbands with drawstring closure & quick dry features for long-lasting comfortability.

COOL DESIGN: Sloosh kids swim trunks offer you multiple choices of design, including Classic designs like multi-colored stripe, anchors, & USA flag; Tropical style design like pineapple, leaves, palms; Animal themed designs like flamingos, sharks. All these designs match perfectly with the summer "needs to swim" season.

HIGH QUALITY: Made from 100% high-quality smooth UPF 50+ polyester material, not only providing a lightweight comfortable feeling but also blocks the harmful ultraviolet rays. Kids could run, walk, swim, and more with comfort and ease. Our boy's beach shorts can accommodate machine washing and enable lasting uses.

⚽ FABRIC: Boys' Compression Beach Shorts are made from quick drying, lightweight, breathable and stretchy 100% polyester that blocks 98% of harmful UV rays.

⚽ New Compression Short Liner Design: The Cozople Swim Trunks have a silky smooth stretch Compression Lining. It's a lightweight, ultra-supportive, chaf-resistant Boxer Brief Liner that provides breathability and support as your boy stretch. In addition to that, The Compression Liner Swim Shorts protects your skin from scratches and prevents sand from sticking to your skin.

⚽ FEATURES: Drawstring waist, double side pockets; high-tech 3D all-over pattern printing, durable and non-fading; unique and novel printing styles include stripes, Hawaiian leaves, pineapples, palm trees, flamingos, etc.

Made of SPF/UPF 50+ fibers, machine washable

Comfortable fit: Elastic waistband with adjustable draw string, fix these swim shorts right in place

Soft material: Use ultra soft mesh lining, your boy can wear these swim trunks for whole day without chafing issue

[Updated Boy's Compression Swim Trunks] Silky smooth, lightweight and supportive flat-angle compression lining, which is more soft and comfortable than ordinary mesh lining. The lining won't be too tight, considering that your child will need some giving during the growing period.

[New Generation Compression Liner Design] Our boys swimming trunks are featured with durable, waterproof, quick-drying, not fading. Four-way stretch compression lined swim shorts protect your skin from scratches and prevent sand from sticking to your skin.

[Elasticized Waistband with Drawstring and Convenient Pockets] These bathing suits are designed with drawstring waist, two side pockets and one back Velcro pocket with drainage holes for easy storage.

UPF 50+ SUN PROTECTION: These super cool swim trunk shorts are fabricated with UPF 50+ technology to help prevent sunburn and protect your boy’s delicate skin

WATERPROOF ZIPPER POCKET: Don’t worry about your boy losing anything while he's playing in his favorite swim suit; Suitable for sports activities such as surfing, kayaking, swimming, wakeboarding, or running on a sandy beach

QUICK DRY BOARD SHORTS: Swim trunk material wicks moisture and dries fast after fun in the water to keep boys active, fresh, and comfortable while preventing rashes

OFFICIALLY LICENSED BIG CHILL: Boys’ 2 Pack Swim Suit Trunks; From frigid temperatures to the heat of the tropics, Big Chill has your entire family covered no matter where the vacation takes you

SWIMWEAR FOR BOYS: Skin friendly fabric of these swim shorts for boys is perfect for your boy's delicate skin; Let your son enjoy the summer without worrying about sunburn with our high-quality swim trunks; Perfect while having fun at the pool or beach, these lightweight, durable, and comfortable shorts will withstand all his summer adventures

QUICK DRY: Perfect boys' bathing suit for the beach, pool, and summer vacation; The smooth fabric is durable for a long lasting fit with reduced discomfort and irritation; Reliable UV protection for your boy, so you both can enjoy your day worry-free; These swim trunks for little and big boys are a real summer must-have

→7.9-8.9" inseam, 16.5-18.7" outseam.Mesh lining:Soft & comfortable.【The price of boys swim trunks is $19.99 for one piece and $29.99 for two pieces. The purchase of 2-piece package is more favorable. When placing an order, please select the color classification of 2-piece package.】

→Soft and comfortable:The boardshort's flatlock seams add softness and protection without skin chafing and irritation. It will fit most boys from 7-13 years

→Quick dry fabric:Our brand boy's bathing suits or swim trunks all get great quick dry function. normally take 5 to 10 minutes, shorts will dry already.lightweight and durable for your boy most comfortable pair of swim trunks.quality material that will withstand all your boy's summer adventures

SWIMWEAR FOR BOYS: Skin friendly fabric of these swim shorts for boys is perfect for your boy's delicate skin; Let your son enjoy the summer with our high-quality swim trunks; Perfect while having fun at the pool or beach, these lightweight, durable, and comfortable shorts will withstand all his summer adventures

QUICK DRY: Perfect boys' bathing suit for the beach, pool, and summer vacation; The smooth fabric is durable for a long lasting fit with reduced discomfort and irritation; This swim trunks multipack for little and big boys is a real summer must-have

BATHING SUIT TRUNKS: Featuring two pairs of quick-dry board shorts, this boys' swim trunks bundle is perfect for the beach, pool, and summer vacation; Multiple sizes, colors, and prints ensure you choose the right match for your son; Purchase several styles and stretch out your boy's summer wardrobe

Quick-drying Fabric:Mesh Lining Soft Fabric 98% Polyester+2% Spandex, It Usually Takes 5 To 10 Minutes To Dry

Elastic Waistband with Drawstring: This boy's swim shorts Drawstring Can Be Used Freely, Adjust Tightness Based on Your Waist. Make Sure That Your Pants Don't Fall Off Easily When You Do Exercise in the Water

True to the Size ： Our swim trunks are made for standard US boy's size. Sizing from toddler 2T to big boy 14/16

&#12304Boys trunks Fabric&#12305 Polyester. Soft material, quality is great. Dry fast, cool, fits great, colors are vibrant and no fading to the sun.

&#12304Unique Design&#12305 Elastic waist with drawstrings, with mesh lining, three side pockets, all-over printing. Boys swim trunks come with a fully adjustable waist. The drawstring isn't just there for decoration. You can like your boys to grow into and use them for at least 2 summers.

&#12304Perfect Fit&#12305 Boys swimsuits are suitable for 7-14 years old. Good fit, material and awesome print with kinds of patterns, Shark, Camo, Hawaii Tropical Pineapple, Stripes, Flamingo, Fish Bones, Milky Way, Galaxy, USA Flag and so on. Boy's swim trunks match with your rashguard swim top or a tank top. Have a good time in the summer.

❤ Features: Boys swim shorts are designed with the boxer briefs; elastic waistband with adjustable drawstring; double side pockets, pocket lined in the boxer briefs

❤ Style: boy's swim trunks with unique patterns allows kids to move freely in the pool, beach, without restraint

❤ Comfortable: Made of polyester, The smooth polyester fabric is lightweight, comfortable and quick dry. Your boys can spend an entire day wearing these cute shorts

Swim shorts have an elastic waist, adjustable drawstring, inner mesh lining, UV 50

Kids sizing: 4/5, 6/7, 8, 10/12, 14/16

Sizing: 4/5 (shown as 4-5 years) and 6/7 (shown as 6-7 years)

☀ RECYCLED 4-WAY STRETCHY FABRIC - Shell: 90% recycled polyester, 10% spandex.Durable swimming bottoms,light weight high-performance & water repellent for Quick-drying,with moisture-wicking features and a UPF 50+ finish to protect kids from the sun’s harmful ultraviolet rays.

☀ COMFORTABLE BOXER BRIEF LINER - Super soft smooth material for the built-in compression liner, but lining is not too tight,considering your kids need some give in the growing period.This swimming trunks will allow your boys to enjoy the beach,pool without chafing burn,comfortable & supportive.Also it's not only a bathing suit,but also a nice piece for playing,running,training,workout...

☀ FUNCTIONAL DRAWSTRING & METAL GROMMETS - These boys' swimsuits have real drawstring all around waist which can be tighten,kind elastic waistband offers a great, personal fit even for slim and husky boys,also help secure tightly when performing rigorous activities.Big boys Sizes 6-8 10-12 14-16 18-20 is a must have beachwear essential,including youth young men.

☀ Compression Swim Trunks Feature:Anti-chafe no mesh lining,prevent rash and sand,good quality,UPF 50+ ,quick dry and easy to clean.

☀ Waterproof Bathing Suits Fabric:Face fabric 100% Polyester and lining 82% Nylon+18% Spandex.The outer layer is made of waterproof and quick-drying material, and the inner lining is made of the same material as the underwear, which not only ensures comfort but also effectively prevents skin from being scratched.

☀ 2 in 1 Swimwear Design:A variety of contrasting striped patterns and Hawaiian prints,a loose drawstring that adjusts the waist,Two side mesh pockets on the outer layer to prevent water and sand accumulation,and one side pocket on the inner lining for small items,such as children's water meters,cards,etc.

Featuring elasticized waistband with drawstring and a stretch boxer brief liner, this boys bathing suit provide optimal comfort, flexibility and support for your little one's active adventures. The bold and vibrant colors pay tribute to the American flag(The liner is also printed).

With one back pocket & two side pockets, this beach swimwear boardshorts offer a secure and convenient way to store essentials while your child enjoys the beach or pool.

This lightweight, quick-drying swimsuit captures the spirit of American patriotism with July 4th printing elements, perfect for showing off your child's love for their country during the national holiday.

GREAT QUALITY: These boy's swim trunk is made of comfortable polyester that kids love,waterproof and quick dry.

SIZE:The size of swim trunk for 3-14 years boys.Please do carefully refer to the size chart before purchasing.

ADJUSTABLE WAIST: These boys swim shorts features an elastic waistband with drawstring closure which is extremely durable and comfortable.It will fit most boys from toddlers, little boys to big boys.

Premium Safe Material - The boys swim trunks are made of polyester with a silky compression lining. Ultra-light, breathable, chaf-proof boxer briefs. This swimming trunks will allow your boys to enjoy the beach, pool without chafing burn,comfortable & supportive.

More Fashion Design - Designed with the latest boxer briefs. waterproof, quick-drying, 4-way stretch polyester fabric.UPF 50+ blocks 90% of the sun's harmful UV rays. A elastic waistband, Drawstring can be used freely adjustable tightness according waist. 2pcs side pockets with one pocket lined in the boxer briefs. The boys bathing suit ensure snug fitting while helping improve mobility.

Cool 3D Print Patterns - This kids compression swimming shorts has the latest patterns. Such as Gradient Blue, Geometric, Wave and Tie Dye, etc. Make your child more bright in the beach !

SIZE: 2T-XL. Suitable for people aged 3 to 14. Please check the size chart before placing an order and choose the product that suits you.

MATERIAL: The material of boy's beach summer swim trunks is mainly Polyester. Thin and breathable.

FEATURES: Boy's beach shorts, colorful print, drawstring, elastic waist, mesh lining, lightweight, easy to dry and clean, stylish and comfortable. A must-have item for summer leisure beaches.