Best Sellers | Kt by Knix

NEW Super Leakproof® Sleepover Boxer (SHOP NOW)

you've got this in the bag

Great for A Whole Cycle

First Period Kit - Bikini

Light - Heavy Absorbency

-

$144 ^USD $192 ^USD Save 25%

Super Leakproof® Sleepover Short

Heavy Absorbency

$38.25 ^USD $45 ^USD 15% OFF

Super Leakproof® Sleepover Boxer

Heavy Absorbency

$45 ^USD NEW

Period Swim Sport One-Piece

Moderate Absorbency

$88 ^USD New Colors

Leakproof UltraThin No-Show Underwear Boyshort 3-Pack

Moderate Absorbency

$65 ^USD $72 ^USD Save up to 15% off

Absorbs 3-6 tsp

Leakproof Active Short

Moderate Absorbency

$38 ^USD New Colors

First Serve Racerback Tank

$50 ^USD New

Period Emergency Kit- Bikini

Light - Heavy Absorbency

-

$40 ^USD $46 ^USD

Period Swim Sport One-Piece

Moderate Absorbency

$88 ^USD New Colors

Period Swim Full-Coverage Bikini Bottom

Moderate Absorbency

$45 ^USD New Colors

Period Swim Short

Moderate Absorbency

$55 ^USD New Colors

Light Leakproof No-Show Underwear Bikini

Light Absorbency

$22 ^USD 3 FOR $60

Super Leakproof® No-Show Underwear Bikini

Heavy Absorbency

$27 ^USD 3 FOR $75

Super Leakproof® No-Show Underwear Boyshort

Heavy Absorbency

$27 ^USD 3 FOR $75

Light Leakproof No-Show Underwear Boyshort

Light Absorbency

$22 ^USD 3 FOR $60

Leakproof UltraThin No-Show Underwear Bikini

Moderate Absorbency

$24 ^USD 3 FOR $65

Super Leakproof® No-Show Underwear Bikini 3-Pack

Heavy Absorbency

$75 ^USD $81 ^USD Save 10% off

UNDER-OUTFIT CONFIDENCE

Leakproof Shortie

Light Absorbency

$39 ^USD

Leakproof UltraThin No-Show Underwear Boyshort

Moderate Absorbency

$24 ^USD 3 FOR $65

Leakproof Luxe Modal Sleep Boxer

Moderate Absorbency

$34 ^USD

Period Swim Sport One-Piece

Moderate Absorbency

$88 ^USD New Colors

Absorbs 3-6 tsp

Leakproof Active Legging

Moderate Absorbency

$68 ^USD New Colors

Period Swim Short

Moderate Absorbency

$55 ^USD New Colors

Leakproof UltraThin No-Show Underwear Bikini 3-Pack

Moderate Absorbency

$65 ^USD $72 ^USD Save up to 15% off

Leakproof UltraThin No-Show Underwear Boyshort 3-Pack

Moderate Absorbency

$65 ^USD $72 ^USD Save up to 15% off

Leakproof UltraThin No-Show Underwear Bikini 3-Pack

Moderate Absorbency

$65 ^USD $72 ^USD Save up to 15% off

Leakproof UltraThin No-Show Underwear Bikini

Moderate Absorbency

$24 ^USD 3 FOR $65

Period Emergency Kit- Boyshort

Light - Heavy Absorbency

-

$40 ^USD $46 ^USD

Great for All Flows

Starter Underwear 4-Pack - Bikini

Light - Heavy Absorbency

-

$118.15 ^USD $139 ^USD Save 15%

Leakproof Luxe Modal Sleep Boxer

Moderate Absorbency

$34 ^USD

Super Leakproof® Sleepover Boxer

Heavy Absorbency

$45 ^USD NEW

Teen Underwear Size Chart

KT Period Underwear is designed for smaller and growing bodies to fit teens and tweens

For adult sizes and styles, check out Knix .

KT Size	Hips	Kids Pant Size	Adult Pant Size
XXS	25” - 27”	7	---
XS	28” - 30”	8 - 10	---
S	31” - 34”	12 - 14	00 - 2
M	35” - 38”	16 - 20	4 - 8
L	39” - 42”	---	10 - 14
XL	43” - 46”	---	16 - 18
XXL	47” - 50”	---	20 - 22

Find the Perfect Fit

1. Hips

Stand with your feet together and measure around the widest part of your hips and bottom. Keep the measuring tape parallel to the floor.

Still Not Sure What Size To Get?

Book a Virtual Fitting with a team member and get 1:1 help over video chat.

Teen Swimwear Size Chart

KT swimsuits are designed for smaller and growing bodies to fit teens and tweens

For adult sizes and styles, check out Knix .

KT Size	Band	Hips	Kids Pant Size	Adult Pant Size
XXS	23 ³/₄" - 25 ¹/₄"	25” - 27”	7	---
XS	25 ¹/₄" - 26 ³/₄"	28” - 30”	8 - 10	---
S	26 ³/₄" - 28 ¹/₄"	31" - 34"	12 - 14	00 - 2
M	28 ¹/₄" - 29 ³/₄"	35” - 38"	16 - 20	4 - 8
L	29 ³/₄" - 31 ¹/₂"	39” - 42”	---	10 - 14
XL	31 ¹/₂" - 33 ¹/₂"	43” - 46”	---	16 - 18
XXL	33 ¹/₂" - 35 ¹/₂"	47” - 50”	---	20 - 22

Find the Perfect Fit

1. Band

First, measure around the torso right below the breast

2. Hips

Stand with your feet together and measure around the widest part of your hips and bottom. Keep the measuring tape parallel to the floor.

Still Not Sure What Size To Get?

Book a Virtual Fitting with a team member and get 1:1 help over video chat.

Teen Activewear Size Chart

KT activewear is designed for smaller and growing bodies to fit teens and tweens

For adult sizes and styles, check out Knix .

KT Size	Hips	Kids Pant Size	Adult Pant Size
XXS	25” - 27”	7	---
XS	28” - 30”	8 - 10	---
S	31” - 34”	12 - 14	00 - 2
M	35” - 38”	16 - 20	4 - 8
L	39” - 42”	---	10 - 14
XL	43” - 46”	---	16 - 18
XXL	47” - 50”	---	20 - 22

Find the Perfect Fit

1. Hips

Stand with your feet together and measure around the widest part of your hips and bottom. Keep the measuring tape parallel to the floor.

Still Not Sure What Size To Get?

Book a Virtual Fitting with a team member and get 1:1 help over video chat.

Teen Leotard Size Chart

KT leotards are designed for smaller and growing bodies to fit teens and tweens

For adult sizes and styles, check out Knix.

KT Size	Band	Hips
XS	28"	25” - 27”
S	30"	28” - 30”
M	32"	31” - 35”
L	34"	36” - 40”
XL	36"	41” - 44”
XXL	38"	45” - 48”

Find the Perfect Fit

1. Band

First, measure around the torso right below the breast

2. Hips

KT Leotards are designed to sit on the hips, so measure around the widest part of the hips and refer to the chart above to find the best fit.

Still Not Sure What Size To Get?

Book a Virtual Fitting with a team member and get 1:1 help over video chat.

Teen Sweatshirt Size Chart

Size	Bust	Hips
XS	27”	25" - 27"
S	30”	28" - 30"
M	34"	31" - 35"
L	37”	36" - 40"
XL	40”	41" - 44"
XXL	40”	45" - 48"

Still Not Sure What Size To Get?

Book a Virtual Fitting with a team member and get 1:1 help over video chat.

Freestyle Leakproof Tights Size Chart

Size	Hips	Height	Weight
XS/S	25" - 30"	4'2" - 5'1"	65 - 100 lbs
M/L	31" - 40"	4'9" - 5'6"	105 - 130 lbs
XL/XXL	41" - 48"	4'11" - 5'6"	135 - 170 lbs

Still Not Sure What Size To Get?

Book a Virtual Fitting with a team member and get 1:1 help over video chat.

Thigh Savers Size Chart

KT Products are designed for smaller and growing bodies to fit teens and tweens

For adult sizes and styles, check out Knix .

KT Size	Hips	Kids Pant Size	Adult Pant Size
XXS	25” - 27”	7	---
XS	28” - 30”	8 - 10	---
S	31” - 34”	12 - 14	00 - 2
M	35” - 38”	16 - 20	4 - 8
L	39” - 42”	---	10 - 14
XL	43” - 46”	---	16 - 18
XXL	47” - 50”	---	20 - 22

Find the Perfect Fit

1. Hips

Stand with your feet together and measure around the widest part of your hips and bottom. Keep the measuring tape parallel to the floor.

Still Not Sure What Size To Get?

Book a Virtual Fitting with a team member and get 1:1 help over video chat.