Best Bikini Underwear for Girls of 2026

John Zimmer Avatar
John Zimmer
Last Updated: 10 Feb 2026

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Bikini underwear is a popular choice among girls for its comfortable and stylish design. Made from soft and breathable fabrics, these undergarments provide a snug fit without sacrificing comfort. They come in a variety of colours and patterns, allowing girls to express their personal style. With their low-rise waistline and minimal coverage, bikini underwear is ideal for wearing under tight-fitting clothing. Whether for everyday wear or special occasions, these underwear options are a reliable choice for girls looking for both comfort and style.

At a Glance: Our Top Picks

Sunvivid Teen Girls Breathable Lace Briefs Cover #TOP 1
Sunvivid Teen Girls Breathable Lace Briefs
ftb score rating icon 9.8
Bonds Girls' Underwear Bikini Brief Cover #TOP 2
Bonds Girls' Underwear Bikini Brief
ftb score rating icon 9.7
Bonds Girls' Underwear Bikini Brief Cover #TOP 3
Bonds Girls' Underwear Bikini Brief
ftb score rating icon 9.5

Top 10 Bikini Underwear for Girls

Sunvivid Teen Girls Breathable Lace Briefs

Multicolor 1
13-15 Years
Sunvivid Teen Girls Breathable Lace Briefs Cover
Sunvivid Teen Girls Knickers 12 Pack Lace Briefs Breathable Underwear Middle Waist Hipster Bikini Kids Soft Stretch Underpants for 8-18 Years

The Sunvivid Girls Knickers are designed for comfort and style, making them perfect for daily wear. Crafted from soft, breathable Modal fabric, these knickers provide a snug fit without irritating your skin. The double-layer wide crotch ensures full coverage and prevents bunching, keeping you dry and comfortable throughout the day. With a seamless design, these knickers won't show under your clothes, allowing you to feel confident and attractive. Plus, the tag-free feature means no scratchy labels to worry about, making these knickers a hassle-free choice.

What We Like
Soft and breathable fabric
Full coverage and comfort
Seamless design for no show
Tag-free for irritation-free wear
#TOP 2

Bonds Girls' Underwear Bikini Brief

Bonds
UWCE5A
Black (5 Pack)
14-15 Years
Bonds Girls' Underwear Bikini Brief Cover
Bonds Girls' Underwear Bikini Brief, Black (5 Pack), 14-15 Years

Features
Comfortable, Branded Soft Elastic Waistband And Prefold Leg Elastics
Girls Bikini Brief In A Handy Four Pack Featuring Cute And Fun Designs
Perfect Girls Underwear For Toddlers Through To Teenagers
Made With Soft Cotton For Maximum Comfort
Cotton
#TOP 3

Bonds Girls' Underwear Bikini Brief

Bonds
UWCE5A
Black (5 Pack)
12-13 Years
Bonds Girls' Underwear Bikini Brief Cover
Bonds Girls' Underwear Bikini Brief, Black (5 Pack), 12-13 Years

Features
Comfortable, Branded Soft Elastic Waistband And Prefold Leg Elastics
Girls Bikini Brief In A Handy Four Pack Featuring Cute And Fun Designs
Perfect Girls Underwear For Toddlers Through To Teenagers
Made With Soft Cotton For Maximum Comfort
Cotton
#TOP 4

Modibodi Period Pants for Teenagers - Girls Hipster Bikini 50ml Super Absorbency Knickers

Black
10-12 Years
Modibodi Period Pants for Teenagers - Girls Hipster Bikini 50ml Super Absorbency Knickers Cover
Modibodi Period Pants for Teenagers - Girls Hipster Bikini 50ml Super Absorbency Knickers - Black Y10-12

Features
Absorbency: 50ml = 10 Tampons Or 10 Teaspoons. Style: Meet Our Signature Teen Hipster Bikini, Now Available With Super/overnight Absorbency, Ideal For Heavy Periods And Overnight Wear.
Our Period Knickers Have An Outer Material Made Of 95% Organic Cotton / 5% Elastane, And An Absorbent 3-Layer Gusset. The Top Layer Of The Gusset Is Made From 100% Merino Wool, The Middle Layer Is Made From 80% Polyester / 20% Polyamide, And The Bottom Layer Is Made From 100% Polyester To Provide A Waterproof Seal For Maximum Leak-Proof Protection.
To Activate Your Modibodi's Pants Magic Powers, Wash Before Use. Care Recommendations: We Recommend Washing On A Gentle Cycle, Cold Machine Wash, And Hanging To Dry For A Sun-Kissed Feel. No Fabric Softeners And Strong Detergents. No Tumble-Drying Or Exposure To High Temperatures. Do Not Soak. Once Dry, Store Your Modibodi Garments In A Dry Laundry Bag.
Our Leak-Proof Underwear Feature A Quick-Drying Microfibre Middle Layer/s That Absorbs Fluid – And Locks It Away. Even Better, Our Technology Controls Odour To Keep You Feeling Fresh.
Our Girl's Underwear Offer Reliable Protection Against Heavy Bleeding For Overnight Use, And Longer Wear. Sleep Soundly With Clean Sheets And Zero Fear Of Leaks. Modibodi Period Underwear Feels Like Regular Underwear But Is Reusable, Sustainable, And Better For The Planet (and Your Body). It's The Perfect Alternative To Disposable Pads, Liners, Or Tampons.
#TOP 5

Sunvivid Teen Girls Seamless Underwear No Show Panties 6 Pack Invisible Briefs Plain Zero Feel Bikini

8-10 Years
Sunvivid Teen Girls Seamless Underwear No Show Panties 6 Pack Invisible Briefs Plain Zero Feel Bikini Cover
Sunvivid Teen Girls Seamless Underwear No Show Panties 6 Pack Invisible Briefs Plain Zero Feel Bikini for 8-18 Years

Features
Comfortable Fabric & Zero Feel: Made From Soft, Quick-Drying Nylon, Our Girls' Underwear Offers A High-Stretch, Comfortable Fit That Hugs Like A Glove. The Incredibly Smooth Texture Ensures Your Girl Feels As If She's Not Wearing Anything At All, Providing Ultimate Comfort Throughout The Day.
Seamless Design & Invisible: Our Sideless Underpants Are Crafted To Remain Discreet Under Clothing, Ensuring A Smooth, Polished Appearance. Enjoy The Confidence Of A Flawless Look With No Visible Lines, Making Them Perfect For Any Outfit.
Wardrobe Essential: This Pack Of Six Pure Color Big Girls Bikini Underwear Is An Essential Addition To Your Teen's Wardrobe, Offering A Mix Of Style And Practicality For Everyday Wear Or Special Occasions. If You Usually Like To Wear Light-Colored Pants, It Is Recommended To Choose White.
Suitable Objects: This Knickers Is Not Only Suitable For Teenage Girls, But Also For Slim Women. 8-10 Years Fit Waist 19.69inch And Weight 66-88lb; 10-12 Years Fit Waist 20.47inch And Weight 88-99lb; 12-14 Years Fit Waist 22inch And Weight 99-110lb; 14-16 Years Fit Waist 23.62inch And Weight 110-121lb; 16-18 Years Fit Waist 25.2inch And Weight 121-132lb
Pure Cotton & Double-Layered Crotch: Experience The Perfect Blend Of Health And Comfort With Our Double-Layered Gusset Made From Pure Cotton. These Boyshorts Are Ideal For Teen Girls, Providing Long-Lasting Wear For Daily Activities Or Sports. With Advanced Deodorant Technology And A Breathable Design, They Keep You Dry And Comfortable All Day Long.
#TOP 6

Fruit of the Loom Girls' Cotton Bikini Underwear

10GBKA2
6 Years
Fruit of the Loom Girls' Cotton Bikini Underwear Cover
Fruit of the Loom Girls' Cotton Bikini Underwear, 10 Pack - Fashion Assorted, 6

Features
Full Seat Coverage
Extra Soft, Plush
International Products Have Separate Terms, Are Sold From Abroad And May Differ From Local Products, Including Fit, Age Ratings, And Language Of Product, Labeling Or Instructions.
100% Cotton Liner
#TOP 7

Sunvivid Soft Seamless Knickers for Teen Girls

16-18 Years
Sunvivid Soft Seamless Knickers for Teen Girls Cover
Sunvivid Teen Girls Knickers Soft Fast Dry Underwears Mid Waist Briefs Hipster Comfortable Panties Underpants for Age 16-18 Girls and Slim Women - Pack of 8

The Sunvivid Teen Knickers offer exceptional comfort with their soft, breathable fabric, designed to fit like a glove. With a double-layer wide crotch, these knickers provide full coverage and remain in place, making them ideal for daily wear or sports. Their seamless design ensures that you won't experience any visible lines, allowing you to wear them confidently under tight clothing. Additionally, the high stretch material ensures you stay comfortable throughout the day, without feeling restricted.

What We Like
Soft and breathable fabric
Full coverage design
Seamless for a smooth fit
High stretch for comfort
#TOP 8

Calvin Klein Girls’ 5 Pack Bikini Briefs

G80G800740
14-16 Years
Calvin Klein Girls’ 5 Pack Bikini Briefs Cover
Calvin Klein Girls’ 5 Pack Bikini Briefs with Logo Waistband, Multicolor (Lghtllc/Rndnc/Baprct/Pvhwht/Pvhblk), 14-16 Years

Features
COMFORTABLE: The Stretch Fabric Ensures These Mid Rise Knickers Sit Comfortably On Your Hips. The Calvin Klein Logo Waistband Completes The Must-Have Design.
STYLISH: These Original Calvin Klein Briefs With CK Branding Fit Your Body Perfectly. They're The Ideal Pair For Both Sport And Everyday Wear.
MATERIAL & CARE: The Briefs Are Made From 95% Regenerative Cotton And 5% Elastane. They Are Machine Washable And Suitable For The Tumble Dryer.
EXCITING & NEAT: Created In 1968, The Calvin Klein Lifestyle Brand Is Known For Its Signature Look And Has Been Inspiring The Fashion World Ever Since. The American Brand Is All About Minimalist Aesthetics.
CLASSIC: These Items Boast Simple Yet Supremely Comfortable Designs. Their Excellent Fit Makes These Briefs Must-Have Items.
#TOP 9

Modibodi Teen Hipster Bikini Moderate Black Y16-18

Black
16-18 Years
Modibodi Teen Hipster Bikini Moderate Black Y16-18 Cover
Modibodi Teen Hipster Bikini Moderate Black Y16-18

Features
3 Layer Lining - The Top Layer Of These Period Bikini Underwear Is Made Of Merino Wool That Wicks Away Moisture And Is Soft On Skin . Our Quick-Drying Microfibre Middle Layer Absorbs Fluid – And Locks It Away. A Waterproof, Breathable Bottom Layer Provides Additional Leak-Proof Protection For The Ultimate Peace Of Mind.
Moderate Absorbency: Our Teen Bikini Period Underwear Has A 3 Layer Lining With Moderate Absorbency Capable Of Holding 30ml, The Equivalent Of 6 Light Tampons, To Keep Your Teen Safe From Leaks When They're On Their Period
To Activate Your Modibodi's Pants Magic Powers, Wash Before Use. Care Recommendations: We Recommend Washing On A Gentle Cycle, Cold Machine Wash, And Hanging To Dry For A Sun-Kissed Feel. No Fabric Softeners And Strong Detergents. No Tumble-Drying Or Exposure To High Temperatures. Do Not Soak. Once Dry, Store Your Modibodi Garments In A Dry Laundry Bag.
Our Period Panties Are An Eco-Friendly Alternative To Disposable Pads, Tampons And Panty Liners. The Outer Material Is Crafted From Soft And Breathable OEKO-TEK 100 Standard 100 Certified Organic Cotton.
Ideal Everyday Style: This Cute Cut Hipster Bikini Is Perfect For Everyday Use, So You Can Ditch Disposable Pads And Tampons And Get On With School, Sports, Sleepovers And More, Feeling Comfy, Confident And Protected.
#TOP 10

Hanes Ultimate Girls' Supersoft Bikini Briefs & Hipsters

GUSSKA
Hanes Ultimate Girls' Supersoft Bikini Briefs & Hipsters Cover
Hanes Ultimate Girls' Supersoft Bikini Briefs & Hipsters, Bikini - Purple/White/Peach 6-pack, 10

Features
SUPERSOFT FABRIC - Our Softest Fabric EVER Made From Ultra-Soft, Modal Stretch Rib Fabric.
BE YOURSELF IN HANES ORIGINALS - Styles And Silhouettes Designed For The Modern Kid In New SuperSoft Styles Made With Ultra-Soft Fabrics.
TAG FREE - Smooth Tag-Free Design Helps Reduce Itching And Irritation Caused By Tags.
STRETCH & FLEX - A Comfort Flex Waistband Moves And Stretches With Her.
LIGHTWEIGHT COMFORT - Moisture-Wicking Fabric Helps Her Stay Cool And Comfortable.
ASSORTED PACK - Available In A Convenient 6-Pack Of Assorted Color Bikini Underwear.
Buying Guide Image
Editor's Notes

During our bikini underwear for girls research, we found 306 bikini underwear for girls products and shortlisted 10 quality products. We collected and analyzed 3,395 customer reviews through our big data system to write the bikini underwear for girls list. We found that most customers choose bikini underwear for girls with an average price of £20.00.

The bikini underwear for girls are available for purchase. We have researched hundreds of brands and picked the top brands of bikini underwear for girls, including Sunvivid, Bonds, Modibodi, Fruit of the Loom, Calvin Klein.

Written by
John Zimmer Avatar

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.