Best Polyester Bikini Sets for Girls of 2026

Name: Xumplo Girls Floral Bikini Set Tween Girls 3 Piece Swimsuits Tankini Set
Brand: Xumplo

John Zimmer

Last Updated: 12 Feb 2026

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These polyester bikini sets are stylish and comfortable options for girls who love to swim and soak up the sun. Made from high-quality polyester fabric, these sets are designed to provide a flattering fit and excellent durability. With a range of vibrant colours and trendy patterns, these bikini sets are perfect for making a fashion statement at the beach or poolside. Whether for a holiday or regular swimming sessions, these polyester bikini sets are a great choice for girls who want to look and feel their best in the water.

At a Glance: Our Top Picks

#TOP 1

Xumplo Girls Floral Bikini Set Tween Girls 3 Piece Swimsuits Tankini Set

9.9

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Xumplo Girls Floral Bikini Set Tween Girls 3 Piece Swimsuits Tankini Set

#TOP1

9.9

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#TOP 2

LYZOURBB Girls 3PCs Swimsuit Costume Bathing Suits Bikini Set

9.8

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LYZOURBB Girls 3PCs Swimsuit Costume Bathing Suits Bikini Set

#TOP2

9.8

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#TOP 3

JiAmy Girls 3 Piece Bikini Set Teenage Girls Swimsuit

9.6

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JiAmy Girls 3 Piece Bikini Set Teenage Girls Swimsuit

#TOP3

9.6

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Top 10 Polyester Bikini Sets for Girls

#TOP 1

Xumplo Girls Floral Bikini Set Tween Girls 3 Piece Swimsuits Tankini Set

Xumplo

Bigg-3pc bikini set green

Green

10-12 Years

Xumplo Girls Floral Bikini Set Tween Girls 3 Piece Swimsuits Tankini Set with Cover Up Kids Swimming Costume Bathing Suit Green 10-12 Years

9.9

FTB Score

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Features

Stylish Style: This Teen Girls Swimsuit Includes 1 Green Bikini Top + 1 Floral Bottom + 1 Floral Cover Up. Adjustable Spaghetti Straps Are Designed To Add Comfort And Style To Your Wear. Printed Design, The Girl Will Wear It To Highlight The Elegant Temperament

Quality Material： The Girls 3 Piece Bikini Sets Are Made Of 82% Polyester Fibres And 18% Fabric Fibres. Selected High-Quality Fabrics, Soft And Breathable, Skin-Friendly And Non-Irritating, Fast-Drying And Non-Pilling, To Give Your Girl A Comfortable Wearing Experience Is Our Aim

Versatile Wear: The Children Swimsuit Is Perfect For Beach, Swimming Pool Parties, Water Activities, Hot Springs, Summer Vacations, Holidays, Surfing And Other Occasions

Girl's Gift: This Girls Fashion Swimsuits Are Perfect Gift For Your Girls And Friend's. We Recommend Hand Washing For The First Time And Washing Separately From Dark Colours, Do Not Rinse Or Iron

Age Appropriate: Suitable For Girls 3pcs Bikini Set 5-6 Years, Kids Green Swimwear 7-8 Yearas, Big Girls Floral Bathing Suit 8-10 Years, Tween Girl Swimming Costume 10-12 Years, Teen Girls Swim Set 12-14 Years

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#TOP 2

LYZOURBB Girls 3PCs Swimsuit Costume Bathing Suits Bikini Set

LYZOURBB

HHDZ027G170

Green

12-13 Years

LYZOURBB Girls 3PCs Swimsuit Costume Bathing Suits Bikini Set with Floral Cover Up for Girls 8-13Years Green

9.8

FTB Score

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Features

Pattern: Cute Feather Prints, Spaghetti Strap, Backless, Drawstring Side, Triangle Thong, 3 Piece Set

Material: High Quality Polyester Fabric, Which Is Stretchable, Very Soft And Comfortable For Kids To Wear

Sizes Are Suitable For 8-13 Years Old Girls

Package Includes 3 Pcs Bikini Set Swimsuit For Girls

Occasions Recommended: Great For Summer Holiday Vacation, Swimming, Beach Wear, Pool Party, Swimsuit, Bathing, Etc

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#TOP 3

JiAmy Girls 3 Piece Bikini Set Teenage Girls Swimsuit

JiAmy

Green

15-16 Years

JiAmy Girls 3 Piece Bikini Set Teenage Girls Swimsuit with Cover Up Summer Beach Swimming Costume 165,Green

9.6

FTB Score

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Features

Comfortable, Stretchy Fabric: Made With 85% Polyester And 15% Spandex, This Swimwear Set Offers A Stretchy, Quick-Drying Material That Ensures Comfort And Freedom Of Movement, Ideal For Swimming, Games, And Outdoor Fun.

Complete 3-Piece Set: This Stylish Bikini Set Includes A Matching Top, Bottom, And Cover-Up, Providing A Coordinated And Fashionable Look For Beach And Pool Activities. Perfect For Active Teens Who Love To Mix And Match Swimwear.

Easy To Care For, Long-Lasting Design: Machine Washable, Durable, And Resistant To Fading, This Bikini Set Maintains Its Vibrant Colors And Shape After Multiple Washes, Making It A Reliable Choice For Regular Use During Summer Months.

Built-In UV Protection: Designed To Protect Your Child's Skin From Harmful Sun Rays, This Bikini Set Is Perfect For Sunny Beach Trips, Pool Parties, Or Any Outdoor Summer Activity.

Adjustable, Secure Fit For All Body Types: Featuring Adjustable Shoulder Straps And An Elastic Waistband, This Set Provides A Customizable, Secure Fit For Different Body Shapes, Ensuring Comfort And Confidence Both In And Out Of The Water.

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#TOP 4

3 Piece Girls Bikini Set

BLOMDES

Mermaid 3pcs Set

10 Years

3 Piece Girls Bikini Set, Mermaid Swimsuit for Girls with Cover Up 10 Years

9.6

FTB Score

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Features

3 Piece Bathings Suits For Girls, Quick-Drying Beach Cover Ups Pants Are Designed To Be Comfortable To Wear.

Girls Bikini Set Is Mainly Made Of Polyester And Elastane, Lightweight, Comfortable And Breathable.

Please Check The Size Chart Before Ordering To Get The Right Product.

Cute Bathing Suits For Teen Girls, Suitable For Swimming, Beach Vacations, Bath Party, Pool Party.

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#TOP 5

Miyanuby Bathing Suits for Teens 3 Piece Girls Swimsuit Solid Bikini Set

Miyanuby

Dusty Blue

9-10 Years

Miyanuby Bathing Suits for Teens 3 Piece Girls Swimsuit Solid Bikini Set Cover

Miyanuby Bathing Suits for Teens 3 Piece Girls Swimsuit Solid Bikini Set with Tropical Printed Sports Shorts Swimwear Dusty Blue

9.4

FTB Score

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Features

Our 3-Piece Bikini Set Has Y Back Design,crop Top,removable Padding,with Soft Lining Brief,matching With Tropical Printed Sport Short,high Waist,provide Full Coverage And Support For Your Girls.

Girls Swimsuit With Sport Shorts Is Made Of 82% Polyester & 18% Spandex,breathable,quick-Drying And Stretch,brings A Comfortable Wearing Experience.

The Girls Swimwear Have 4 Size For Teen Girls,Girls Bathing Suit Size 9-10,swimsuits For Girls 10-12,bathing Suits For Girls 13-14,teen Swimsuits For Girls 14-16.Please Refer To Our Size In The Product Detail Page Carefully Before Ordering.

Easy To Match:This Girls Swimwear Is Easy To Pair With Girls Swimsuit Cover Up,sunglasses,beach Hats,slippers To Creating A Fashion And Pretty Looking In Summer.Matching Printed Shorts Can Also Make Girls Look Energetic.

Bathing Suits For Teens Suitable For Swimming,beach Vacations,surfing,bath Parties,pool Parties,summer Beach Breaks,spas And More.Bathing Suits For Teen Girls Will Also Look Great When Taking Photos At The Beach Or Water Park.

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#TOP 6

Momkonzz Girls Swimsuits 3Pcs Kids Bikini Sets Racerback Tankini

Momkonzz

UK-Bgirls Tankini Shorts 3PC-Blue-14T

Blue

12-13 Years

Momkonzz Girls Swimsuits 3Pcs Kids Bikini Sets Racerback Tankini Cover

Momkonzz Girls Swimsuits 3Pcs Kids Bikini Sets Racerback Tankini with Swim Shorts Tween Swimming Costume 7-13T (Blue, 12-13T)

9.4

FTB Score

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Features

[TIE DYE SWIMSUITS] : Our Swimming Suits For Girls Are 3D Printed With Blue And White Patterns, Resembling An Ink Painting Of Blue Sky And White Clouds/shades Of Pink Blending Together. The Teen Girls Swimsuit Will Bring A Refresh Summer Beach Style To Your Girls Wardrobe

[MATERIAL] : Our Girls Swimming Costume Is Made Of Polyester And Elastane, Lightweight, Stretchy And Quick-Drying. The Bikini Set For Teen Girls Resists Chlorine Damage And Stays Odor-Free Even After Hours Of Swimming

[PACKAGE] : This 3 Pieces Swimming Costume For Kids Girls Include1*girls Racerback Bikini Top, 1*briefs, And 1* Kids Swim Shorts. The Girls Swimsuit And Shorts Set Provides Full Coverage And Support For Your Daughter

[OCCASIONS] : Our 3 Piece Bikini Set Girls With UPF 50+ Sun Protection Shield Your Kids From Harmful Rays During Outdoor Water Activities. The Girls Tankini With Shorts Are Perfect For Girls Who Love Standing Out At Beach Parties, Pool Days, Or Family Vacations

[EASY CARE] : The Kids Girls Swimwear Set Is Reinforced Stitching, Fade-Resistant And Can Stand Multiple Washes. Our Swimsuit For Kids Girls Is Machine Washable And Easy To Care

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#TOP 7

Momkonzz Girls Bikini Sets for Kids Swimming Costume Padded Tween Racer Back Tankini Tops + Bottoms Quick Dry 9-13Y

Momkonzz

UK-BGirls Solid Bikini-Green-12T

Green

12 Years

Momkonzz Girls Bikini Sets for Kids Swimming Costume Padded Tween Racer Back Tankini Tops + Bottoms Quick Dry 9-13Y Cover

Momkonzz Girls Bikini Sets for Kids Swimming Costume Padded Tween Racer Back Tankini Tops + Bottoms Quick Dry 9-13Y (Green 12T)

9.3

FTB Score

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Features

[SECURE FIT] : Our Preteen Girls Swimming Suits Feature A Built-In Soft Bra With Light Padding For Modesty And Shape. The Practical Crisscross Swimsuits For Girls Provides Extra Support And Stability, Allowing For Freedom Of Movement While Showcasing A Stylish Back Design

[COMFORTABLE FABRIC] : Crafted From A Blend Of Polyester And Spandex, This Bikini Set For Teenager Girls Offers Excellent Elasticity, A Skin-Friendly Feel, And Superior Resistance To Chlorine. The Quick-Dry Kids Swimsuits For Girls Ensure Comfort All Day Long

[SPORTY DESIGN] : Stand Out With Our 2 Pieces Swim Sets For Kids Girls, The Modern Emerald Green Colour Accentuated By Crisp White Contrast Trim. This Athletic And Chic Two-Tone Swimming Costume For Teen Girls Offers A Fresh, Fashionable Look That Young Girls Will Love

[EASY CARE] : This Kids Bikinis Are Machine Washable. It Is Recommended To Wash Our Big Girls Swimwear Separately From Your Other Light Coloured Clothes At The First Wash. Do Not Bleach Or Iron

[ACTIVE FUN] : Designed For Confident Movement In And Out Of The Water, This Sporty Bikini Set For Junior Girls Is Perfect For Swimming Lessons, Beach Games, Or Simply Lounging By The Pool

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#TOP 8

Momkonzz Girls Swimming Costume Kids Swimsuits Bikini Set 3 Piece Bathing Suits Teen Flower Bikini Strap Set

Momkonzz

UK-Girls 3pcs bikini-Blue-14T

Blue

13-14 Years

Momkonzz Girls Swimming Costume Kids Swimsuits Bikini Set 3 Piece Bathing Suits Teen Flower Bikini Strap Set Cover

Momkonzz Girls Swimming Costume Kids Swimsuits Bikini Set 3 Piece Bathing Suits Teen Flower Bikini Strap Set with Skirt Cover Up Surfing Beach Swimwear Blue 13-14 Years

9.1

FTB Score

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Features

[Fashion] Pretty Tween Girls Green v-Neck Swimming Costume Top With Adjustable Spaghetti Straps And Bra Pads, Matching Soft Briefs And A Floral Cover-Up Beach Skirt That Can Be Tied To Provide Full Coverage And Comfort. Featuring Fresh And Sweet Details While Being Stylish And Secure

[Comfy Material] This Girls Swimsuit Is Made Of High Quality Polyester Fibre With Excellent Elasticity, Unparalleled Durability And Mildew Resistance. It Is Cool And Comfortable To Wear Without Tightness,is Soft To The Touch, Does Not Easily Deform And Has Thermoplastic Properties

[Tips] The Swimwear For Kids Girls Can Be Machine Or Hand Washed In Cold Water. Quick-Drying Fabrics Make It Easy To Care For And Keep Girls Swimming Suit Looking Its Best.If You Have Any Question About This Product Please Feel Ok To Contact And We Will Do Our Best To Solve It For You

[Summer Must-Having] The Halter Swimwear For Girl Perfect For Swimming,holidays,beach Days,pool Party,surfing,spa,beach Trip,and Outdoor Activities,this Girls Tankini Is Both Functional And Fashionable.

[Fit And Sizing] Five Sizes To Choose From.The Girls Bathing Suits Are Suitable For Bikini Sets For Kids 7-8 Years,kids Swimming Costume Girls 9-10 Years,children Bikini 11-12 Years,teen Swimming Costume Girls 12-14 Years,teenage Girls Swimsuit 15-16 Years

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#TOP 9

LYZOURBB Teen Girls 3PCs Swimsuit Costume Bathing Suits Bikini Set Adjustable Bikini Top

LYZOURBB

HHDZ055B9-10Y

Black

9-10 Years

LYZOURBB Teen Girls 3PCs Swimsuit Costume Bathing Suits Bikini Set Adjustable Bikini Top Cover

LYZOURBB Teen Girls 3PCs Swimsuit Costume Bathing Suits Bikini Set Adjustable Bikini Top with Floral Cover Up Skirt for 8-14Years Black

8.9

FTB Score

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Features

Beautiful And Chin Floral Patterns Design Cover Up Skirt Design, It Will Make The Girls More Charming And Gorgeous

Premium Material: The Girls 3PCs Bikini Swimsuit Are Made Of High Quality Polyester Fabric With High Elasticity, The Swimsuit Is Soft, Comfortable, Breathable, Skin-Friendly, Fade-Resistant And Durable

The Girls' 3 Piece Bathing Suits Are Perfect For Many Occasions Such As Swimming, Spa, Surfing, Bathing, Vacation, Beach Trip, Pool Party, Gathering, Beachwear, Photoshoots,etc.

The Bikini Top Is Desiged With Adjustable Straps For The Best Fittings

Sizes Are Suitable For 8-14 Years Old Girls. Package Includes 1 Bikini Top, 1 Bottoms With 1 Cover Up Skirt Set

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#TOP 10

Xumplo Girls Swimming Costume Kids Bikinis Set Teens 2Pcs Pink Stripe Bathing Suit

Xumplo

Pink

11-12 Years

Xumplo Girls Swimming Costume Kids Bikinis Set Teens 2Pcs Pink Stripe Bathing Suit with Adjustable Strap Swimsuit 11-12 Years

8.9

FTB Score

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Features

Soft Fabric: Our Girls Bikinis Is Made Of Polyester Fabric, Give Your Girls A Soft And Comfortable Feel For All Day Long. No Fading And No Pilling

Package Includes: The Swimming Costume For Girls Features A Fashion 2 Piece Design, The Girls Bathing Suit Includes 1 Solid One Shoulder Tops + 1 Stripe Bottom

Versatile Design: The Charming Pink And Stripe Design, Your Girl Wears Our Dazzling Bikini Suits And Will Become The Brightest Girl On The Beach

Occasions: This Teen Girls Bikinis Perfect For Swimming, Pool Party, Beachwear, Water Sports, Hot Springs, Sea Side, Swimming Lessons And More

Age Range: Available For Girls Swimming Costume 5-6 Years, Young Girls Swimsuits 7-8 Years, Big Girls Bathing Suit 9-10 Years, Tween Girls Swimwear 11-12 Years, Kids Bikinis 12-13 Years

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Editor's Notes

During our polyester bikini set for girls research, we found 306 polyester bikini set for girls products and shortlisted 10 quality products. We collected and analyzed 3,046 customer reviews through our big data system to write the polyester bikini sets for girls list. We found that most customers choose polyester bikini sets for girls with an average price of £20.00.

The polyester bikini sets for girls are available for purchase. We have researched hundreds of brands and picked the top brands of polyester bikini sets for girls, including Xumplo, LYZOURBB, JiAmy, BLOMDES, Miyanuby.

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.