Best Tank One-Piece Swimsuits for Girls of 2026

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

John Zimmer

Last Updated: 3 Feb 2026

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Tank one-piece swimsuits are a stylish and practical choice for girls who want to make a splash at the beach or pool. These swimsuits offer full coverage and support, while still allowing for freedom of movement. With a range of colourful patterns and designs, girls can express their individual style while staying comfortable and confident in the water. Whether they're learning to swim or just enjoying a day by the pool, tank one-piece swimsuits are a must-have for any girl's summer wardrobe.

At a Glance: Our Top Picks

#TOP 1

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

9.9

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

#TOP1

9.9

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#TOP 2

Okdance Swimming Costume for Boys Girls

9.8

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Okdance Swimming Costume for Boys Girls

#TOP2

9.8

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#TOP 3

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

9.6

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

#TOP3

9.6

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Top 10 Tank One-Piece Swimsuits for Girls

#TOP 1

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

9.9

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 2

Okdance Swimming Costume for Boys Girls

Okdance

Pink

12-14 Years

Okdance Swimming Costume for Boys Girls, One-Piece Kids Swimsuit Short Sleeve Swimming Costume for Summer Surfing Swimming Water Sports Boy Girl (UK, Age, 12 Years, 14 Years, Regular, Pink)

9.8

FTB Score

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Features

High-Quality Durable Material: Made Of Polyester Fabric, This Children's Swimsuit Is Not Only Durable But Also Flexible, With Low Water Content And Extremely Fast Drying Performance, So That Children Are Ready To Dive Into The Water At Any Time And Enjoy Happy Time.

Appropriate Size Selection: Our Kids Swimsuit Is Equipped With A Detailed Size Table. It Is Recommended To Make Accurate Selection According To The Actual Height, Measurements And Weight Of The Child To Ensure A Perfect Fit And Comfortable Wear.

Multifunctional Use: Designed For All Kinds Of Water Sports, This Children's Swimsuit Is Very Suitable For Diving, Swimming, Surfing, Kayaking And Beach Games, So That Your Children Can Enjoy Summer Activities

Intimate After-Sales Service: We Provide Professional After-Sales Service. If You Have Any Questions Or Suggestions About Children's Swimsuits, Please Feel Free To Contact Us And We Will Answer Them Wholeheartedly.

Convenient Putting On And Taking Off Design: The Swimsuit Is Equipped With Excellent Durable Zipper, Which Helps Children To Put On And Take Off Easily, Conveniently And Quickly, Saving Precious Time For Parents And Children.

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#TOP 3

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)

9.6

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 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

Seafolly Girls' Tie Shoulder Tank One Piece Swimsuit

Seafolly

15659T-625

Remix Indigo

Seafolly Girls' Tie Shoulder Tank One Piece Swimsuit Cover

Seafolly Girls' Tie Shoulder Tank One Piece Swimsuit, Remix Indigo, 4

9.5

FTB Score

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Features

For Long Beach Days, Pool Parties And New Adventures. Stylish Design With Sun Protection, Comfort And Superior Fit

Mock Ties, Cross Back

Full Coverage

Click On Sea Folly Logo Above For More From Our Full Collection Of Swimwear, Cover Ups And Kids Swimwear

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#TOP 6

Lancry Swimming Costume for Boys Girls

Lancry

Lancry-NKOOHT04-2503261643

Pink

12-15 Years

Lancry Swimming Costume for Boys Girls Cover

Lancry Swimming Costume for Boys Girls, One-Piece Kids Swimsuit, Short Sleeve Swimming Costume 6-14 Swimsuit Girls (UK, Age, 12 Years, 15 Years, Regular, Pink)

9.5

FTB Score

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Features

[HIGH-QUALITY FABRIC] ：This Girls Swimming Costume Is Made Of 85% Polyester+15% Spandex. It Is Comfortable And Skin-Friendly, Quick-Drying And Refreshing, Stretchy And Durable, And Can Also Protect Children's Delicate Skin From Harmful Ultraviolet Rays.

[TIP] ：3XL And 4XL Sizes Have Removable Padding In The Chest Area.

[WASHING CARE] ：This One Piece Black Girls Swimsuit Is Best Washed By Hand, And The Washing Temperature Does Not Exceed 30℃.

[SUITABLE FOR CHILDREN AGED 6-15] ：This Swimsuit Girls Comes With A Detailed Size Chart. It Is Recommended To Make An Accurate Selection Based On The Child's Actual Height, Size And Weight To Ensure A Perfect Fit And Comfortable Wearing.

[ENJOY WATER FUN] ：This Kids Swimming Costume Is Perfect For Swimming, Beach Trips, Surfing Or Pool Games, While Protecting Your Child's Safety, It Also Provides Space For Free Movement.

[EASY TO PUT ON AND TAKE OFF] ：This Boys Swimming Costume Is A One-Piece Design With A Zipper To Help Children Put On And Take Off Easily, Conveniently And Quickly.Make Sure Your Child Is Comfortable Throughout The Day.

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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

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

9.3

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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#TOP 9

Cuddomper Swimsiut Girls Mesh One Piece Swimsuit

Cuddomper

Green

11-12 Years

Cuddomper Swimsiut Girls Mesh One Piece Swimsuit Cover

Cuddomper Swimsiut Girls Mesh One Piece Swimsuit with Adjustable Straps Size 7-16, Green, 11-12 Years

9.3

FTB Score

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Features

STYLISH MESH COVER UP SWIMSUIT SET - This Girls One-Piece Swimsuit Set Includes A Stylish One-Piece Swimsuit Combined With A Detachable Mesh Cover Up That Ties At The Waist. Sheer Overlay Adds A Touch Of Elegance, Providing Style And A Little Extra Coverage, Making It Ideal For Beach Outings Or Lounging Poolside

COMFORT & DURABILITY OF GIRLS SWIMWEAR - Made Of 82% Nylon And 18% Spandex, This Girls Swimsuit Offers Exceptional Stretch, Ensuring A Comfortable Yet Comfortable Fit. The Fabric Is Durable And Soft, Making It Ideal For Extended Use In And Out Of The Water. Its Wear Resistance Ensures It Stays Vibrant And Functional For Many Seasons

VERSATILE FOR VARIOUS OCCASIONS - Whether It's A Family Vacation, A Swimming Class, Or A Day At The Beach, This Girls Swimsuit Is Versatile Enough For Any Water Activity. Its Practical Yet Stylish Design Ensures Your Child Is Ready For Both Fun In The Sun And Casual Relaxation By The Water

REMOVABLE PADDED FOR AGES 7-16 - Designed For Girls Swimsuits Size 7 To Teen Girls For Girls Ages 14-16, This Girls Swimsuit Features Removable Padded Inserts, Offering Flexibility And Comfort As Your Child Grows. Padding Can Be Easily Adjusted Or Removed To Suit Individual Preferences And Stages Of Development, Ensuring A Great Fit For Girls Swimsuits Size 7-16

Adjustable Straps & Modest Design - The Baby Girl Swimsuit Features Adjustable Shoulder Straps, Allowing For A Customizable Fit To Fit Different Body Types. The Chest Area Is Designed With A Modest Yet Modern Cut, Combining Comfort With Contemporary Style. Besides, The High Waist Design Provides Extra Coverage, Effectively Smooths And Flatters The Midsection For A Confident Look

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#TOP 10

XiaoMoSha Swimming Costume Girls One Piece Bathing Suit

XiaoMoSha

Pink Leopard

11-12 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, 12-13 Years, Pink Leopard

9.1

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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Editor's Notes

During our tank one-piece swimsuit for girls research, we found 221 tank one-piece swimsuit for girls products and shortlisted 10 quality products. We collected and analyzed 1,731 customer reviews through our big data system to write the tank one-piece swimsuits for girls list. We found that most customers choose tank one-piece swimsuits for girls with an average price of £20.00.

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

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.