Best Thinx in 2026

Everyday Underwear: Thinx look and feel like everyday women's underwear. Our Sport style is designed with a comfy, workout-friendly fit so you can period better and move better.

Prevents Leaks and Stains: Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Odor Controlling: Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Everyday Underwear: Thinx look and feel like everyday women's underwear. Our Sport style is designed with a comfy, workout-friendly fit so you can period better and move better.

Prevents Leaks and Stains: Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Odor Controlling: Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Everyday Underwear: Thinx look and feel like everyday women's underwear. The Hiphugger is our original best-selling pair with a full-coverage fit, a comfy lace waistband, and moderate absorbency to handle your average flow days.

Prevents Leaks and Stains: Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Odor Controlling: Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Everyday Sleep Shorts: Thinx look and feel like everyday women's underwear and pajamas. Our Sleep Shorts are a comfy, boxer-inspired pajama short built with super absorbency to keep you protected all night.

Prevents Leaks and Stains: Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Odor Controlling: Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Thinx look and feel like everyday women's pajamas. Our Sleep Shorts are a comfy, boxer-inspired pajama short built with super absorbency to keep you protected all night.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Thinx look and feel like everyday women's pajamas. Our Sleep Shorts are a comfy, boxer-inspired pajama short built with super absorbency to keep you protected all night.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

MODAL COTTON: Our modal cotton styles are made with a unique cotton blend that offers a more eco-friendly and cozy option for your period compared to our older cotton styles.

FIT AND ABSORBENCY: A cozy fit as comfortable as your favorite sweats. Super absorbency holds up to 5 regular tampons.

FABRIC: Body 53% SUPIMA Cotton, 35% TENCEL Modal, 12% Elastane. Gusset 95% Cotton, 5% Elastane.

MODAL COTTON: Our modal cotton styles are made with a unique cotton blend that offers a more eco-friendly and cozy option for your period compared to our older cotton styles.

FIT AND ABSORBENCY: A cozy fit as comfortable as your favorite sweats. Super absorbency holds up to 5 regular tampons.

FABRIC: Body 53% SUPIMA Cotton, 35% TENCEL Modal, 12% Elastane. Gusset 95% Cotton, 5% Elastane.

PREVENTS LEAKS AND STAINS: Made with built-in leak protection, Thinx are menstrual underwear that absorb your period without feeling bulky. Our period underwear absorbs your flow behind a leak-resistant moisture barrier, keeping you dry.

ALL-DAY COMFORT: Thinx look and feel like everyday underwear. Our period underwear comes in many different styles and is made from soft, breathable fabric that looks as good as it feels.

REPLACES OTHER MENSTRUAL HYGIENE PRODUCTS: Our period panties are designed to replace other femcare products, like pads, tampons, and pantyliners, depending on your flow. Thinx can also be worn with tampons or menstrual cups for extra protection.

PREVENTS LEAKS AND STAINS: Made with built-in leak protection, Thinx are menstrual underwear that absorb your period without feeling bulky. Our period underwear absorbs your flow behind a leak-resistant moisture barrier, keeping you dry.

ALL-DAY COMFORT: Thinx look and feel like everyday underwear. Our period underwear comes in many different styles and is made from soft, breathable fabric that looks as good as it feels.

REPLACES OTHER MENSTRUAL HYGIENE PRODUCTS: Our period panties are designed to replace other femcare products, like pads, tampons, and pantyliners, depending on your flow. Thinx can also be worn with tampons or menstrual cups for extra protection.

Absorbent Period Panties: light absorbency, holds up to 2 regular tampons worth.

Stylish Underwear: Our comfy, everyday fit. Made from an ultra-thin micromesh that keeps you cool, fresh, and dry.

Washable Period Underwear: To take care of your Thinx, give them a spin in the washing machine on cold (just no softener or bleach!), and hang dry. Do not iron!

MODAL COTTON: Our modal cotton styles are made with a unique cotton blend that offers a more eco-friendly and cozy option for your period compared to our older cotton styles.

FIT AND ABSORBENCY: A cozy fit as comfortable as your favorite sweats. Super absorbency holds up to 5 regular tampons.

FABRIC: Body 53% SUPIMA Cotton, 35% TENCEL Modal, 12% Elastane. Gusset 95% Cotton, 5% Elastane.

PREVENTS LEAKS AND STAINS: Made with built-in leak protection, Thinx are menstrual underwear that absorb your period without feeling bulky. Our period underwear absorbs your flow behind a leak-resistant moisture barrier, keeping you dry.

ALL-DAY COMFORT: Thinx look and feel like everyday underwear. Our period underwear comes in many different styles and is made from soft, breathable fabric that looks as good as it feels.

REPLACES OTHER MENSTRUAL HYGIENE PRODUCTS: Our period panties are designed to replace other femcare products, like pads, tampons, and pantyliners, depending on your flow. Thinx can also be worn with tampons or menstrual cups for extra protection.

Thinx look and feel like everyday women's underwear. Our Boyshort is a full-coverage style with a little extra length in the leg for flexible, reliable leak protection.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

MODAL COTTON: Our modal cotton styles are made with a unique cotton blend that offers a more eco-friendly and cozy option for your period compared to our older cotton styles.

FIT AND ABSORBENCY: A cozy fit as comfortable as your favorite sweats. Super absorbency holds up to 5 regular tampons.

FABRIC: Body 53% SUPIMA Cotton, 35% TENCEL Modal, 12% Elastane. Gusset 95% Cotton, 5% Elastane.

MODAL COTTON: Our modal cotton styles are made with a unique cotton blend that offers a more eco-friendly and cozy option for your period compared to our older cotton styles.

FIT AND ABSORBENCY: A cozy fit as comfortable as your favorite sweats. Super absorbency holds up to 5 regular tampons.

FABRIC: Body 53% SUPIMA Cotton, 35% TENCEL Modal, 12% Elastane. Gusset 95% Cotton, 5% Elastane.

Thinx look and feel like everyday women's underwear. Our Boyshort is a full-coverage style with a little extra length in the leg for flexible, reliable leak protection.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

PREVENTS LEAKS AND STAINS: Made with built-in leak protection, Thinx are menstrual underwear that absorb your period without feeling bulky. Our period underwear absorbs your flow behind a leak-resistant moisture barrier, keeping you dry.

ALL-DAY COMFORT: Thinx look and feel like everyday underwear. Our period underwear comes in many different styles and is made from soft, breathable fabric that looks as good as it feels.

REPLACES OTHER MENSTRUAL HYGIENE PRODUCTS: Our period panties are designed to replace other femcare products, like pads, tampons, and pantyliners, depending on your flow. Thinx can also be worn with tampons or menstrual cups for extra protection.

Thinx look and feel like everyday women's underwear. Our Modal Cotton Brief has a comfy, full-coverage silhouette.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Thinx look and feel like everyday women's underwear. Our Air Hiphugger is our best-selling style — designed with ultra-thin micromesh to keep you cool, fresh, & dry on light to moderate flow days.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Thinx look and feel like everyday women's underwear. Our Modal Cotton Brief has a comfy, full-coverage silhouette.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Thinx look and feel like everyday women's underwear. Our Modal Cotton Brief has a comfy, full-coverage silhouette.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Thinx look and feel like everyday women's underwear. Our Modal Cotton Brief has a comfy, full-coverage silhouette.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

PREVENTS LEAKS AND STAINS: Made with built-in leak protection, Thinx are menstrual underwear that absorb your period without feeling bulky. Our period underwear absorbs your flow behind a leak-resistant moisture barrier, keeping you dry.

ALL-DAY COMFORT: Thinx look and feel like everyday underwear. Our period underwear comes in many different styles and is made from soft, breathable fabric that looks as good as it feels.

REPLACES OTHER MENSTRUAL HYGIENE PRODUCTS: Our period panties are designed to replace other femcare products, like pads, tampons, and pantyliners, depending on your flow. Thinx can also be worn with tampons or menstrual cups for extra protection.

Everyday Underwear: Thinx look and feel like everyday women's underwear. Our Hi-Waist period underwear is a throwback style with a chic mesh upgrade and soft, breathable fabric.

Prevents Leaks and Stains: Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Odor Controlling: Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Thinx look and feel like everyday women's underwear. Our Hi-Waist period underwear is a throwback style with a chic mesh upgrade and soft, breathable fabric.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Thinx look and feel like everyday women's underwear. The Hiphugger is our original best-selling pair with a full-coverage fit, a comfy lace waistband.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Thinx look and feel like everyday women's underwear. The Hiphugger is our original best-selling pair with a full-coverage fit, a comfy lace waistband, and moderate absorbency to handle your average flow days.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Thinx look and feel like everyday women's underwear. Our Cheeky is a booty-flattering style with a cheeky fit that stays put, best suited for your light flow days.

Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.

Everyday Underwear: Thinx is machine washable, reusable period-absorbing underwear. They look and feel just like everyday underwear but better. Our Cotton Brief is a full-coverage fit in super soft Modal Cotton.

Prevents Leaks and Stains: Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over.

Odor Controlling: Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry.