Top 10 Best under in 2026

Last Updated - 6/8/2026

🏆Best Choice

Calvin Klein

Calvin Klein Carousel Logo Cotton Stretch Bikini Panties, Multipack, Black/White/Grey Heather, Medium

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•SIGNATURE COTTON: Spun in premium cotton yarns with a hint of stretch for flexible comfort, CK’s signature underwear is lightweight and naturally breathable.
•EASY CARE: Calvin Klein’s womens underwear is entirely machine washable, for easy, stress-free care.
•FLEXIBLE WAISTBAND: The soft stretch waistband stays put without pulling and offers excellent shape retention.
•CLASSIC BIKINI: CK’S logo women’s panties have a full gusset, rear coverage and seaming details.
•DESIGNED IN THE USA: Calvin Klein underwear is created by its NYC-based global design team using premium imported materials.

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$23.50

$33.00

-29%

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Calvin Klein

Calvin Klein Modern Cotton Stretch Bikini Panty, Black, Large

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Elastic logo waistband, Jersey lined gusset
•Cotton bikini panty
•Full rear coverage
•Cotton / modal / elastane

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$15.40

$22.00

-30%

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Calvin Klein

Calvin Klein Motive Cotton 2 Pack Bikini Panty Black/Gray Heather

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•EXTRA-SOFT: Spun in stretch-infused cotton yarns for flexible, breathable comfort, CK’s bestselling logo bras for women are lightweight with an ultra-soft hand feel.
•EASY CARE: Calvin Klein’s womens underwear is entirely machine washable, for easy, stress-free care.
•FLEXIBLE WAISTBAND: The soft stretch waistband stays put without pulling and offers excellent shape retention.
•CLASSIC BIKINI: CK’S logo women’s panties have a full gusset, rear coverage and seaming details.
•DESIGNED IN THE USA: Calvin Klein underwear is created by its NYC-based global design team using premium imported materials.

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$14.00

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Calvin Klein

Calvin Klein Women's Modern Cotton Short, Black, Medium

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Boyshort cut with full coverage
•Soft, flexible logo waistband retains shape wear after wear and stays put, without too much compression
•Cotton short panty
•Excellent vehicle for logo identification and incorporates a strong logo waistband

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$24.00

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Calvin Klein

Calvin Klein Women's Modern Cotton Thong Panty, Black, Small

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•MODERN COTTON: Spun in premium cotton yarns with silky modal and a hint of stretch, CK’s signature logo thong panties for women are lightweight, super-soft and breathable.
•LESS IS MORE: With minimal rear coverage, Calvin Klein’s thong underwear flatters under any bottom.
•BREATHABLE COMFORT: This no-show underwear for women has a full, pure cotton gusset for complete comfort and natural breathability.
•EASY CARE: Calvin Klein’s womens underwear is entirely machine washable, for easy, stress-free care.
•DESIGNED IN THE USA: Calvin Klein underwear is created by its NYC-based global design team using premium imported materials.

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$22.00

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Calvin Klein

Calvin Klein Women's 3 Pack Carousel Thong Panty, Black/White/Grey Heather, Small

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•STRETCH COTTON: Made in premium cotton with a hint of Elastane, CK’s XXX for women are lightweight, ultra-soft and breathable.
•LESS IS MORE: With minimal rear coverage, Calvin Klein’s thong panties for women flatter under any bottom.
•BREATHABLE COMFORT: This no-show underwear for women has a full, pure cotton gusset for complete comfort and natural breathability.
•FLEXIBLE WAISTBAND: The soft stretch waistband stays put without pulling and offers excellent shape retention.
•EASY CARE: Calvin Klein’s womens underwear is entirely machine washable, for easy, stress-free care.
•DESIGNED IN THE USA: Calvin Klein underwear is created by its NYC-based global design team using premium imported materials.

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$32.07

$35.00

-8%

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Calvin Klein

Calvin Klein Women's 3 Pack Carousel Thong Panty, Black/White/Grey Heather, Medium

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•STRETCH COTTON: Made in premium cotton with a hint of Elastane, CK’s XXX for women are lightweight, ultra-soft and breathable.
•LESS IS MORE: With minimal rear coverage, Calvin Klein’s thong panties for women flatter under any bottom.
•BREATHABLE COMFORT: This no-show underwear for women has a full, pure cotton gusset for complete comfort and natural breathability.
•FLEXIBLE WAISTBAND: The soft stretch waistband stays put without pulling and offers excellent shape retention.
•EASY CARE: Calvin Klein’s womens underwear is entirely machine washable, for easy, stress-free care.
•DESIGNED IN THE USA: Calvin Klein underwear is created by its NYC-based global design team using premium imported materials.

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$32.07

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Calvin Klein

Calvin Klein Invisibles Seamless Thong Panties, 5 Pack

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Invisible under clothing
•100% cotton gusset for breathable comfort
•Heat sealed logo and labeling, tag-free
•Minimal coverage t-back design
•Comes in a 5-pack

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$28.92

$54.50

-47%

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Calvin Klein

Calvin Klein Comfort Logo Cotton Stretch Bikini Panties, 3 Pack

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Extra soft cotton stretch for smooth, breathable comfort
•Flexible Calvin Klein logo waistband with excellent shape retention
•Fully lined gusset, rear coverage and seaming details
•Comes in a 3-pack
•Model is approximately 5'9" wearing size Small

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$21.21

$35.00

-39%

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Calvin Klein

Calvin Klein Modern Logo Cotton Stretch Thong Panties, 5 Pack

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Extra soft cotton stretch blend for sleek, breathable comfort
•Soft, flexible logo waistband retains shape wear after wear
•Fully lined gusset + minimal coverage t-back design
•Comes in a 5-pack

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$34.60

$54.50

-37%

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📈 How we rank

With our cutting-edge technology, we examine thousands of products and retailers, assessing reviews, ratings, trends, and sales rankings to identify what matters most to users like you.

Our team evaluates this data alongside genuine user feedback, merging AI analysis with human insights to provide you with real-time, highly-rated recommendations that empower your decision-making with clarity and confidence.