Best Backless One-Piece Swimsuits for Girls of 2026

Name: Ewbob Girls One Piece Quick Dry Swimsuit
Brand: Ewbob

John Zimmer

Last Updated: 3 Feb 2026

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Backless one-piece swimsuits are a trendy and stylish option for girls who want to make a statement at the beach or pool. These swimsuits feature a unique design that showcases the back, adding a touch of sophistication and allure to any swimwear collection. With a variety of colours, patterns, and cuts to choose from, girls can find a backless one-piece swimsuit that suits their personal style and flatters their figure. Whether for lounging by the pool or taking a dip in the ocean, these swimsuits are sure to make a splash.

At a Glance: Our Top Picks

#TOP 1

Ewbob Girls One Piece Quick Dry Swimsuit

9.8

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Ewbob Girls One Piece Quick Dry Swimsuit

#TOP1

9.8

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#TOP 2

Lancry One Piece Black Girls Swimming Costume Girls Swimsuit Quick Dry Stretchy Swimwear

9.7

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Lancry One Piece Black Girls Swimming Costume Girls Swimsuit Quick Dry Stretchy Swimwear

#TOP2

9.7

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#TOP 3

JiAmy Girls Swimsuit One Piece Ruched Front Retro Kids Swimming Costume Adjustable Straps UV Swimwear Bathing Suit 13 Years

9.5

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JiAmy Girls Swimsuit One Piece Ruched Front Retro Kids Swimming Costume Adjustable Straps UV Swimwear Bathing Suit 13 Years

#TOP3

9.5

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Top 10 Backless One-Piece Swimsuits for Girls

#TOP 1

Ewbob Girls One Piece Quick Dry Swimsuit

Ewbob

1purple

9-10 Years

Ewbob Girls One Piece Swimsuit Quick Dry Swimwear Swimming Costume Beach Bathing Suit for Kids(C3-005)-Purple-9-10Y

9.8

FTB Score

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The Ewbob Girls Swimsuit is crafted from high-quality materials, featuring 85% polyester and 15% elastane, ensuring durability and softness for flexible movement. It fits like a second skin, providing maximum comfort with wide straps and an ergonomic back cut for optimal support. Made from quick-drying, lightweight fabric, this swimsuit allows your child to transition from water to land effortlessly. Additionally, it offers SPF 30+ UV protection, making it perfect for sunny days at the beach or pool, safeguarding your little one while they enjoy their aquatic adventures.

What We Like

Comfortable second-skin fit

Quick-drying lightweight fabric

SPF 30+ UV protection

Durable and flexible materials

Fade-resistant colourful patterns

#TOP 2

Lancry One Piece Black Girls Swimming Costume Girls Swimsuit Quick Dry Stretchy Swimwear

Lancry

Lancry-NKOOHT04-250917

Black

10-11 Years

Lancry One Piece Black Girls Swimming Costume Girls Swimsuit Quick Dry Stretchy Swimwear for Kids Bathing Suit 4-14 Years (UK, Age, 10 Years, 11 Years, Regular, Black)

9.7

FTB Score

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Features

[ONE-PIECE] ：This Swimsuit Girls Features A One-Piece Design, Providing Enhanced Coverage And Excellent UV Protection. It Reduces Water Resistance, Increases Swimming Speed, And Is Easy To Put On And Take Off.

[PREMIUM COMFORT] ：This Girls Swimming Costume Is Made From High-Quality Nylon + Spandex Fabric For Softness And Stretch. The Breathable, Quick-Drying Fabric Ensures Maximum Comfort, Making It Perfect For All-Day Beach Or Pool Wear.

[SUPPORTIVE DESIGN] ：This Swimming Costume Girls Features Wide Shoulder Straps And A U-Shaped Back To Reduce Pressure On The Shoulders And Back, Providing Optimal Support And A Comfortable Fit For Active Children.

[SUMMER FUN] ：This Black Swimming Costume Girls Is Perfect For Swim Lessons, Beach Vacations, Or Pool Parties—a Must-Have For Summer Fun!

[FIT FOR GIRLS 4-14] ：This One Piece Girls Swimsuit Is Available In Sizes Suitable For Girls Ages 4 To 14. Please Refer To The Detailed Size Chart For The Perfect Fit. Machine Washable And Durable.

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#TOP 3

JiAmy Girls Swimsuit One Piece Ruched Front Retro Kids Swimming Costume Adjustable Straps UV Swimwear Bathing Suit 13 Years

JiAmy

Black

13 Years

JiAmy Girls Swimsuit One Piece Ruched Front Retro Kids Swimming Costume Adjustable Straps UV Swimwear Bathing Suit 13 Years, Black

9.5

FTB Score

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Features

Classic & Elegant Design: This Swimming Suit For Girls Features A Timeless Solid Colour Design Accented With Subtle Ruched Front Panelling, Offering A Stylish And Flattering Look That Stands Out Without Loud Patterns. Perfect For Parents And Girls Who Appreciate Simple, Elegant Style.

Premium Material：Crafted From A High-Quality Blend Of 82% Polyamide And 18% Spandex, This Kids Swimsuit Is Soft, Durable And Colourfast. The Fabric Holds Its Shape And Vibrant Colour Wash After Wash.

Versatile Summer Wear：The Ideal Swimsuit For Girls For Swimming Lessons, Surfing, Pool Parties, And Beach Outings. Its Classic Design And Reliable Sun Protection Make It A Summer Perfect Choice For Girls Aged 5-13.

Quick-Dry: Made From Lightweight, Breathable, And Quick-Drying Material, This Swim Suit Kids Keeps Your Child Comfortable In And Out Of The Water.It's Easy To Care For And Ideal For Pool Days Or Beach Holidays. Removable Pads For 13 Years And Above, No Pads For The Rest Of The Age Group

Comfortable Fit: JiAmy This Kids Swimming Costume Designed For Active Play, The Wide Adjustable Straps And Full-Coverage Back Provide A Secure, Supportive Fit That Stays In Place During Swimming And Beach Play. The Second-Skin Feel Ensures All-Day Comfort Without Digging Or Slipping.

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#TOP 4

LXEASYGO Girls One Piece Racerback Swimming Costume Kids Athletic Quick Dry Swimsuit Stretchy Swimwear

LXEASYGO

Black

13-14 Years

LXEASYGO Girls One Piece Racerback Swimming Costume Kids Athletic Quick Dry Swimsuit Stretchy Swimwear Cover

LXEASYGO Girls One Piece Racerback Swimming Costume Kids Athletic Quick Dry Swimsuit Stretchy Swimwear for Girls 5-14 Years (UK, Age, 13 Years, 14 Years, Regular, Black)

9.5

FTB Score

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Features

[Comfortable Breathable] This Kids Swimming Costume Is Made Of Nylon And Spandex,breathable And Quick Drying, Soft, Comfortable, Stretchy, Ensuring All-Day Comfort

[Kids Swimwear] Wide Shoulder Straps Relieve The Pressure On The Shoulder And Back, Stylish And Unique Cutout Design On The Back, Make It More Comfortable To Wear

[Suitable For All Occasions] Suitable For Swimming Training, Beach, Pool, But Also Suitable For Home Swimming Pool Parties, Outdoor Beaches

[Size] These Girls Swimsuit Fit For Girls Ages 5 -14, It Is Very Easy To Wear Due To The Excellent Elasticity

[Privacy Protection] Full Hip Coverage And Design, Non-See-Through ,protects Girl's Privacy

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#TOP 5

XiaoMoSha Swimming Costume Girls One Piece Bathing Suit

XiaoMoSha

Green

9-10 Years

XiaoMoSha Swimming Costume Girls One Piece Bathing Suit Cover

XiaoMoSha Swimming Costume Girls One Piece Bathing Suit with Adjustable Straps Color Contrast Trim for Teens Girls, 10-11 Years, Green

9.4

FTB Score

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Features

[Vibrant Colors] Available In Black Swimming Costume Girls Love, Dark Blue, Hot Pink, Green, Orange Flower, And Pink Leopard Patterns Offering Stylish Options For Girls Of All Ages From 6 To 16 Years. The Swimwear Is Not Easy To Fade After Wash

[Unique Comfort] Girls Swimming Costume Features Premium Stretch Fabric With Stitch Costume Design To Ensure A Snug Fit And Freedom Of Movement Ideal As Period Swimwear For Teens And Kids Swimming Costume Alike

[Versatile Ages & Sizes] Suitable For Girls Aged 6 Years Up To 16 Years, This One-Piece Swimsuit Is A Top Choice For Girls Vacation Outfits And Is Perfect For Beach Activities, Swimming Pool, Vacation, Holiday, Children's Day And Surf Party, Photo Shooting And Etc

[High-Quality Material] Swimming Suit For Girls Is Made From High-Quality Fabric, With Shell Of 82%Nylon+18%Elastane And Lining Of 90%Polyester+10%Elastane, Uses Soft And Lightweight Material That Keeps Your Child Comfortable During Poolside Fun Play

[Design] Shell Embroidered Contrast Trim, Removable Chest Pad And Adjustable Shoulder Straps At Back Provides Greater Support For Comfort And Security For All-Day Wear. Removable Pads For 10-16 Years Old, No Pads For The Rest Of The Age Group

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#TOP 6

Harry Bear Girls Leopard Print Swimming Costume

Harry Bear

Multicoloured

10-11 Years

Harry Bear Girls Leopard Print Swimming Costume Cover

Harry Bear Girls Leopard Print Swimming Costume with Zip One Piece Animal Swimsuit for Girls Multicoloured 10-11 Years

9.4

FTB Score

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Features

Premium Quality Kids Patterned Swim Wear.

Harry Bear Loves Making A Big Splash For Fun In The Sun!

Your Fierce Femme Will Make A Splash In This Ferocious Leopard Print Swimsuit!

Super Comfy Stretchy Leopard Print Motif Swimsuit.

Crafted For Quality And Style By Harry Bear

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#TOP 7

Ewbob Girls One Piece Swimsuit Quick Dry Swimwear Swimming Costume Cross Adjustable Straps Beach Bathing Suit

Ewbob

Lightpurple

13-14 Years

Ewbob Girls One Piece Swimsuit Quick Dry Swimwear Swimming Costume Cross Adjustable Straps Beach Bathing Suit Cover

Ewbob Girls One Piece Swimsuit Quick Dry Swimwear Swimming Costume Cross Adjustable Straps Beach Bathing Suit for 5-14 Years(C18-004)-LightPurple-13-14Y

9.3

FTB Score

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Features

[Quick Drying] Girls One Piece Swimsuit Is Made Of Quick Drying Material, Light Weight And Breathable Fabric,comfortable To Wear

[Material] Girls Swimsuits Are Made Of 85% Polyester And 15% Spandex, The Fabric Is Soft And Durable With Excellent Stretch And Comfort To Ensure Freedom Of Movement

[Unique Pattern] The Swimsuit For Girl With The Fade-Resistant Colorful Patterns，make Your Girl Stand Out In Beachside Pool Settings，perfect For Summer Water Outings

[Unique Design] Swimming Costume Girls Has Adjustable Buckles And The Length Can Be Adjusted As Needed

[Occasion] The Kids Swimming Costume Is Perfect For Swimming, Surfing, Bathing, Beachwear Or Pool, Also Great For Learning To Swim

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#TOP 8

Zoggs Girl's Cottesloe Sportsback One Piece Swimsuit

Zoggs

555019032

Black/Ecofabric

12 Years

Zoggs Girl's Cottesloe Sportsback One Piece Swimsuit Cover

Zoggs Girl's Cottesloe Sportsback One Piece Swimsuit, Black/Eco Fabric, 12 Years

9.1

FTB Score

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Features

Open Back Allows For Added Comfort And Flexibility

Ideal For Swimming Lessons, Competitve Swimming And School Swimming

This Swimming Costume Is Part Of The Zoggs Sustainable Product Program, Using Recycled Materials To Help Protect Our Environment For Future Generations

Ecolast+ Fabric Is Made Using Fibre Produced From Recycled Plastic Bottles And Consumer Waste

100% Chlorine Proof Swimsuit With Lifetime Guarantee, Machine Washable, UPF 50+ Sun Protection

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#TOP 9

Arshiner Girls One Piece Swimsuit Color Blocking Kids Swimming Costume Summer Swimwear Beach Bathing Suit

Arshiner

Black

9-10 Years

Arshiner Girls One Piece Swimsuit Color Blocking Kids Swimming Costume Summer Swimwear Beach Bathing Suit Cover

Arshiner Girls One Piece Swimsuit Color Blocking Kids Swimming Costume Summer Swimwear Beach Bathing Suit for Girls 9-10 Years Black

8.9

FTB Score

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Features

Comfortable Fabric: This Children Swimsuit Girls Is Made From 82% Nylon And 18% Elastane, Offering Excellent Softness And Stretch For A Comfortable Fit And Allowing Girls Unrestricted Freedom Of Movement.

Fashion Design: This One Piece Swimsuit For Girls Features A Stylish Colour-Split Design With Wrinkles At The Waist For Added Elegance. Adjustable Straps Allow For Individual Adjustment To Different Body Shapes And Ensure Comfort And A Flattering Silhouette.

Styling Tips: This Girls Bathing Suit Can Be Easily Combined With Numerous Accessories. Whether With Sun Protection Clothing, Beach Sandals, Sunglasses, Sun Hats Or Hair Accessories, It Allows You To Create Individual Summer Looks.

Purchasing Information: This Girls' Swimsuits Is Designed For Ages 4 To 11. To Ensure The Right Fit, Please Consult Our Size Chart Before Ordering. Machine Washable; Do Not Bleach.

Occasions: This Girls Swimming Costume Is Suitable For Beach Holidays, Swimming And Surfing, Pool Parties, Leisure Activities In Thermal Baths, Water Parks And Much More, And Is Ideal For All Summer Activities And Events.

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#TOP 10

Xumplo Girls Swimming Costume Tween Girl One Piece Swimsuit

Xumplo

Bigg-2pc purple swimsuit

Purple

10-12 Years

Xumplo Girls Swimming Costume Tween Girl One Piece Swimsuit Cover

Xumplo Girls Swimming Costume Tween Girl One Piece Swimsuit with Shorts Young Girls Floral Swimwear Crew Neck Bathing Suit Purple 10-12 Years

8.9

FTB Score

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Features

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

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

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

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

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 12-13 Years

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Editor's Notes

During our backless one-piece swimsuit for girls research, we found 174 backless one-piece swimsuit for girls products and shortlisted 10 quality products. We collected and analyzed 3,044 customer reviews through our big data system to write the backless one-piece swimsuits for girls list. We found that most customers choose backless one-piece swimsuits for girls with an average price of £20.00.

The backless one-piece swimsuits for girls are available for purchase. We have researched hundreds of brands and picked the top brands of backless one-piece swimsuits for girls, including Ewbob, Lancry, JiAmy, LXEASYGO, XiaoMoSha.

Written by

John Zimmer

John Zimmer is a truly professional writer on findthisbest.com. He has specialized in writing content a wide variety of fields for over a decade. Since 2011, he has been using his expertise and extensive experience to write content for online shopping guide websites. In addition to writing for findthisbest.com, he has appeared in publications such as The Spruce, Wirecutter and Bestbuy.