10 Best Kids Swimsuits in The UK

Last updated on 06/07/2025

Advertising disclosure

Get Trend Minecraft Swimsuit Set for Boys Teenagers 2 Pcs with Swimming Trunks Creeper Boys Rash Vest for Swimming Beach Trip Gamer Holiday Essentials (9-10 Years, Blue/Green Minecraft)

Free Shipping

Why We Love It

Fun character designs for kids.
Comfortable and stretchy material.
Ideal gift for any occasion.

Main Highlights

Official Products by Get Trend - Explore a wide range of official products with fun brands and character designs. There’s something for every little one! See the dropdown menu for the options available
Boys Swim Suit Set - Our boys swimming costume 2 piece set is made with comfortable and stretchy material and offers some extra coverage for uninterrupted fun in the sun
Sizes Available - This boys swimsuit set comes in a range of sizes for kids and teens. The swim shorts feature a drawstring waist for an adjustable and secure fit. See the dropdown menu for sizes available
2 Piece Set - This set includes 1 boys swimming top and 1 pair of boys swimming shorts with pockets and an inner mesh lining. The set is made with comfortable stretchy material, for easy movement
Gifts for Boys - Our boys swim shorts and top set make the ideal present for birthdays, summer holidays, or any occasion! Let them showcase their love for their favourite characters while making a splash!

ZNYUNE Girls UV Sun Protection Swimsuit One Piece Long Sleeve UPF 50+ Sunsafe Swimwear Kids Swimming Costume with Zipper 4-12 Years S419 NavyLeaves 8A

16% Off

Why We Love It

Quick dry fabric for comfort.
UV protection keeps skin safe.
Adorable design for every occasion.

Main Highlights

Quick Dry kids swimming costume: Girls sunsuit is made with quick dry fabric with anti-chlorine，Soft fabric for kid's sensitive skin and durable.
Sun Protection Swimwear: Exclusive UV Block fabric with UPF 50+ protective features protecting your kid's skin against the sun's harmful rays.
Material: 80% Polyamide, 20% Elastane
Fastening: Zipper
Stretchy Surfing Tops: 4 ways stretchy fabric,good color fastness ensure non fading.Front zipper is easy to open and close, giving you more freedom to wear.
Adorable Design: Flat-stitched seams offers comfort.This wonderful floral swimsuit with delicate print and bright color will give your little princess unique and cutest look in crowd.
More Occasions Swimsuits for girls: Swimming lesson, surfing, swimming, beach vacation, summer water sport games,ect.

HUAANIUE Girls 2-12Y CocoTree with Heart Swimming Suit 50+UV Sun Protection Swimsuit Costume(CocoTree,152/158)

12% OffFree Shipping

Why We Love It

UPF 50+ sun protection.
Quick drying and lightweight.
Stretches for comfortable fit.

Main Highlights

Material: 80%Nylon +20%Lycra,Set include: One Piece swimsuit
Lightweight,quick drying and easy to pull on and down.UPF 50+ protects children against the suns UV rays
Highly chlorine and salt water resistant for years of wear
Comfortable fit -fabric stretches so children can enjoy their swim without feeling restricted.
Hand wash is highly recommended. Measurement in the description, please check carefully to make it fit for your baby girl.

Quality meets sustainability.
Comfort with eco-friendly upgrade.
Supports cleaner seas initiative.

Main Highlights

Classic sports styling, straight from the Speedo design archives. This sporty HyperBoom Jammer nods to our brand heritage with a revival of our iconic go-faster Boom Logo stripe. It's cut with a front support liner and an adjustable drawstring for comfort and security during training. Be ready to go again in the quick-drying Endurance+ fabric, designed for durability with high chlorine resistance. Body made of 53% Recycled Polyester, 47% PBT.
Endurance+ Fabric: Body made of 53% Recycled Polyester, 47% PBT. Recycled Polyester yarns are made from 1% post-consumer waste, such as recycled plastic bottles, with high chlorine resistance and quick dry
Drawstring waist for enhanced fit and security
Front Liner made from 1% Recycled Polyester

HUAANIUE Boys Swimming Short Sleeve Swimsuit 3-12Y Kids One Piece Swimwear Navy Sun Protection 50+ Swim Clothes UPF Warm Sportwear Costume Summer Surfing

Free Shipping

Why We Love It

High quality stretchy fabric.
Provides 50+ UV protection.
Perfect for multiple activities.

Main Highlights

Material: 80%Nylon +20%Lycra,Set include: One Piece swimsuit
High quality stretchy fabric, soft, lightweight and quick drying.Easy to get on and off,
Sun safe Beach Swimming Costume provides 50+UV protection from the sun.Comfortable fit
Perfect for Swimming Lessons, Summer Holiday, Beachwear. Birthday Gift for Kids/ Children.
Hand wash is highly recommended. Measurement in the description, please check carefully to make it fit for your kids.

Disney Lilo & Stitch Girls Swimming Costume, One Piece Swimsuit, Kids Swimwear Featuring Stitch & Angel, Blue, Age 8-9 Years

Free Shipping

Why We Love It

Cool Stitch and Angel design.
Comfortable for summer play.
Official high-quality Disney product.

Main Highlights

DISNEY LILO & STITCH SWIM SUIT FOR GIRLS - Our Disney Lilo & Stitch Swimming Suit for girls are essential for summer months. This swim suit has been designed based on featuring the awesome Stitch & Angel. The Colour combination is sure to look cool in the sunshine.
VERSATILE - Your kids will love this swimming costume that has been designed to offer comfort, style and versatility. We’ve made sure that they include a cool design, also offering flexibility to move around whilst playing. This ensures comfort and an excellent fit. Kids will love this fun design as they play on the beach or in the pool.
DISNEY LILO & STITCH OFFICIAL PRODUCTS - Buy 100% Official Disney products for girls. Designed in the UK by the leading Character manufacturer. We always use prime quality materials to ensure durability and comfort. This awesome looking Swimwear will feel both comfortable to wear and look great on.
GIFT IDEA FOR DISNEY LILO & STITCH FANS - The perfect gift for any Disney Lilo & Stitch fans! This fantastic swim wear for kids is both trendy in design and comfort. Any Stitch or Angel fan will love this swim clothing for either holiday / summer / beach wear as they have excellent colours coupled with a trendy design

Girls Swimsuit One Piece Swimwear Mermaid Swimming Costume Junior Kids Bathing Suit Pink Fade UV Protection Summer 7 Years, Pink, 7T

Free Shipping

Why We Love It

Magical mermaid scale pattern.
Simple but attractive design.
Essential for swim fans.

Main Highlights

Size Attention: Refer to size chart before orders that will make a good fit. Just check size chart in pics and choose the right size for your girl. This kids girls swim suit is designed for age: 7 years.
Mermaid Swimsuit: With bright bling bling mermaid scale patterns, this truly mystical swimming costume will make playtime in the pool even more magical
Main 84% Recycled polyester, 16% Elastane. Lining 100% polyester, Machine washable
Featuring a pink fade print throughout, this one piece swimwear is simple but attractive
A must-have for swimming fans, this bathing suit is an essential for the beach or pool, swim lessons, girls summer holiday suitcase

Xumplo Girls Swimming Costume Tween Girl One Piece Swimsuit with Shorts Young Girls Floral Swimwear Crew Neck Bathing Suit Purple 7-8 Years

Free Shipping

Why We Love It

Comfortable and quick-drying material.
Trendy and privacy-protecting design.
Perfect for various occasions.

Main Highlights

Comfortable Fit: Our floral swimming suits for girls are made of 82% polyester fibres and 18% elastic fibres. Skin-friendly and soft, breathable and quick-drying. Make your sweetie comfortable all day long
Trendy Design: This kids one piece swimwear with shorts features floral print and crew neck, add fashion and comfy. The flattering design with shorts protects the girl's privacy while showing off her diverse charms
Age Range: Suitable for girl purple bathing suit 3-4 years, kid swimwear 4-5 years, young girl floral swimsuit 5-6 years, big girl one piece beachwear 7-8 years, child swimming costume 9-10 years, tween swimwear 10-12 years, teen fashion swimsuit 12-14 years
Suitable places: The tween girl swimsuits are perfect for swimming, seaside, beach, pool parties, wark sports, swimming lessons, hot springs, holidays, summer vacations and other any occasion
Washing Care: To keep the swimming costume in good condition and for long term use, we recommend hand washing for the first wash and washing it separately from dark colours. This stylish swimming costume is also an ideal birthday gift for your girls and friends

AmzBarley Swimming Costume Kids Girl's UV Protection Unicorn Swimsuit Children One-Piece Swimwear Rash Guard Swim Outfit Wetsuit with Cap Age 2-3 Years Size 4/110

Free Shipping

Why We Love It

Incredible sun protection features.
Comfortable and quick-drying fabric.
Vibrant colors that last.

Main Highlights

Set include: 1pc rashguard swimsuit, 1pc swim cap. Silky smoonth, stretch, skin-friendly and quick dry material, incredibly comfortable
Sun protection fabric: Rated UPF 50+ for over 98% protection from the sun. NO sunscreen chemicals are added; all protection is from the weave of the fabric
Extremely low water retention for ease of movement in the water. Fabric is lightweight and soft with 4 way stretch
Highly chlorine and salt water resistant, colours stay vibrant. UV Protection never washes out! Zipper closure at the back for easy pull on/down
Wash in cold water (less than 30℃), do not iron, do not bleach, do not dry clean, do not tumble dry. Rinse immediately in cold water.

AmzBarley Girls Swimming Costume Kids One Piece Swimsuit Mermaid Swimwear Zipper Bathing Suit Long Sleeve Surfing Swimming Rash Guard Rose Age 7-8 Years Size 130

Free Shipping

Why We Love It

High-quality, durable fabric.
Optimal sun protection.
Perfect for water sports.

Main Highlights

84% Polyester and 16% Spandex,UPF50+ UV sun protection,high quality assured rash gurad swimsuits for girls;
Silky touch,cool,extremely quick drying,durable fabric,soft,comfortable,retains its shape after swimming,without fading;
Fish scale patterns,long sleeve,double stitched seams,designed with high collar for optimal sun protection;front zipper design;
Sun protective swimsuit fabrics.Great for Beach,Holiday,Lake,Pool,Swimming Training,Surfing,Summer Vacation,Water Park and Water Sports.
Package included: 1* rash guard swim suit. Please check to size chart in PICTURE before your purchase.

9.1

Superb

We scanned 453 products

We reviewed these offers relevant to the Kids Swimsuits within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Get Trend, ZNYUNE, HUAANIUE, Speedo, Disney, Gifts Treat, Xumplo, AmzBarley, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Kids Swimsuits in the market, we considered we took a deep dive into 2266 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Get Trend Minecraft Swimsuit Set for Boys Teenagers 2 Pcs with Swimming Trunks Creeper Boys Rash Vest for Swimming Beach Trip Gamer Holiday Essentials (9-10 Years, Blue/Green Minecraft). We love many things about this product by Get Trend. What sets it apart from the competition is Fun character designs for kids. , Comfortable and stretchy material. , Ideal gift for any occasion.
The best value product for most shoppers and where user satisfaction is continuously the highest is ZNYUNE Girls UV Sun Protection Swimsuit One Piece Long Sleeve UPF 50+ Sunsafe Swimwear Kids Swimming Costume with Zipper 4-12 Years S419 NavyLeaves 8A by ZNYUNE based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Kids Swimsuits and the best cost-to-value ratio is Speedo Girl's Eco Endurance+ Medalist Swimsuit | Chlorine Resistance | Recycled Fabric | Comfort Fit | Swiming LeSons | Swim Holiday, Black, 11-1211-12at Speedo with a 31% discount.
Our list of the best Kids Swimsuits is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Kids Swimsuits in The UK

Related Deals You Might Like for Kids Swimsuits

adidas Girl's Solid Small Logo Swimsuit, Black / White, 11-12 Years

Girls Boys Bluey Swimsuit Swimming Suit Costume (Bluey, 5-6 Years)

Lancry Swimming Costume for Boys Girls, One-Piece Kids Swimsuit, Short Sleeve Swimming Costume for Boy Girl (UK, Age, 12 Years, 15 Years, Regular, Black)

Ewbob Girls One Piece Swimsuit Comfortable Stretchy Swimwear Quick Dry Swimming Costume Beach Bathing Suit for Kids(C3-005) -Purple-7-8Y

Bluey Swimsuit | One Piece Girls Swimsuit | Children's Swimming Costumes | Pink 2-3 Years

AmzBarley Girls Swimming Costume Swimsuit Kids One Piece Swimwear Leopard Skirt Leotard Children Swim Wear Bathing Suit Summer Holiday Beachwear Age 5-6 Years 120

Girls Swimsuit Swimming Costume Girls One Piece Swimsuit Cute Printed Unicorn Bathing Suit Kids Bikini Beach Swimwear Swimming Suit for Girls 2-8 Years (UK, Age, 5 Years, 6 Years, Regular, Pink)

Ewbob Boy Swimsuit Sun Protection Short Sleeve Bathing Suit Kids Dinosaurs All in One Piece Swimwear Ages 18 Months to 6 Years Swim Costume for Swimming Lessons, Beach and Pool,C1-002,3-4Y

Jurebecia Girls Unicorn Swimming Suit UV Protection One Piece Swimwear with Cap Short Sleeve Swimsuit Summer Cartoon Bathing Suits 4-5 Years Pink

newhsy One Piece Swimsuit for Boys Grils, Quick Dry Swimming Costume for Boy Girl, Short Sleeve Kids Swimsuit Breathable Swimwear for Beach Swimming Blue

We scanned 453 products

We concluded that: