Back to school in period undies.

For calm and confident when the bell rings and their period starts.

Back to school in period undies.

For calm and confident when the bell rings and their period starts.

BLEED CONFIDENCE

Back to School Essentials

Back to School Period Kit

Medium - Heavy Absorbency

$109.50 ^USD $146 Save $36

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Uniform Ready Period Kit

Medium - Heavy Absorbency

$120.70 ^USD $142 Save $21

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New

Leakproof Active Legging

Medium Absorbency

$70 ^USD

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New

Leakproof Active Short

Medium Absorbency

$50 ^USD

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Period Swim Sport One-Piece

Light Absorbency

$83 ^USD

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Leakproof UltraThin No-Show Underwear 4-Pack - Daydreamer

Medium Absorbency

$74.80 ^USD $88 Save $13

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Leakproof UltraThin No-Show Underwear 7-Pack - Y2K

Medium Absorbency

$115.50 ^USD $154 Save $38

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Light Leakproof No-Show Underwear 4-Pack - Daydreamer

Lightest Absorbency

$64.60 ^USD $76 Save $11

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Leakproof UltraThin No-Show Underwear Bikini 3-Pack

Medium Absorbency

$66 ^USD $22 per pair

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Super Leakproof® Underwear 4-Pack - Classic Prep

Heavy Absorbency

$85 ^USD $100 Save $15

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Super Leakproof® Underwear 4-Pack - Y2K

Heavy Absorbency

$85 ^USD $100 Save $15

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FREE SHIPPING OVER $70

Help them sport their period with high-performance leakproof activewear to keep them free, fresh, capable and in control.

1 in 2 teens skips sports to hide their period

Help them sport their period with high-performance leakproof activewear to keep them free, fresh, capable and in control.

COMFORTABLE

ABSORBENT

REUSABLE

COMFORTABLE

ABSORBENT

REUSABLE

COMFORTABLE

ABSORBENT

REUSABLE

COMFORTABLE

ABSORBENT

REUSABLE

COMFORTABLE

ABSORBENT

REUSABLE

COMFORTABLE

ABSORBENT

REUSABLE

COMFORTABLE

ABSORBENT

REUSABLE

COMFORTABLE

ABSORBENT

REUSABLE

COMFORTABLE

ABSORBENT

REUSABLE

COMFORTABLE

ABSORBENT

REUSABLE

COMFORTABLE

ABSORBENT

Medium Absorbency

$74.80 ^USD $88 Save $13

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Summer Essentials Period Kit

Light - Heavy Absorbency

$164.90 ^USD $194 Save $29

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OVERNIGHT PROTECTION

Super Leakproof® Sleepover Short

Heavy Absorbency

$39 ^USD Buy 4+ Save 15%, Buy 7+ Save 25%

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New

Leakproof Luxe Modal Sleep Boxer

Medium Absorbency

$29 ^USD Buy 4+ Save 15%, Buy 7+ Save 25%

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Period Swim Sport One-Piece

Light Absorbency

$83 ^USD

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Period Swim Twist High Rise Bikini Bottom

Light Absorbency

$45 ^USD

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Teen Period Swim Board Shorts

Light Absorbency

$45 ^USD

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Light Flows

🩸

Absorbs light flows, sweat, and discharge.

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Medium Flows

🩸🩸🩸

For medium period days and sweat.

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Heavy Flows

🩸🩸🩸🩸

Designed for heavy period days & overnight protection.

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FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION FOR THIS GENERATION

Free Period Guide

Everything your teen ever wanted to know about puberty, menstruation, and more.

Download the Guide

@bellalogiudice

@namika_courtois

@caitlynmaile

@selenagallowayy

“With this new line, teens can lean into that life well lived from their very first period”

"KT by Knix is aimed at both helping teen girls deal with the reality of periods"

“KT by Knix products are simple and easy to use — you can wear them under absolutely anything”

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

KT Size

Hips

Kids Pant Size

Adult Pant Size

XXS

25” - 27”

---

28” - 30”

8 - 10

---

31” - 34”

12 - 14

00 - 2

35” - 38”

16 - 20

4 - 8

39” - 42”

---

10 - 14

43” - 46”

---

16 - 18

XXL

47” - 50”

---

20 - 22

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

KT Size

Band

Hips

Kids Pant Size

Adult Pant Size

XXS

23 ³/₄" - 25 ¹/₄"

25” - 27”

---

25 ¹/₄" - 26 ³/₄"

28” - 30”

8 - 10

---

26 ³/₄" - 28 ¹/₄"

31" - 34"

12 - 14

00 - 2

28 ¹/₄" - 29 ³/₄"

35” - 38"

16 - 20

4 - 8

29 ³/₄" - 31 ¹/₂"

39” - 42”

---

10 - 14

31 ¹/₂" - 33 ¹/₂"

43” - 46”

---

16 - 18

XXL

33 ¹/₂" - 35 ¹/₂"

47” - 50”

---

20 - 22

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

KT Size

Hips

Kids Pant Size

Adult Pant Size

XXS

25” - 27”

---

28” - 30”

8 - 10

---

31” - 34”

12 - 14

00 - 2

35” - 38”

16 - 20

4 - 8

39” - 42”

---

10 - 14

43” - 46”

---

16 - 18

XXL

47” - 50”

---

20 - 22

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”

KT Size

Band

Hips

28"

25” - 27”

30"

28” - 30”

32"

31” - 35”

34"

36” - 40”

36"

41” - 44”

XXL

38"

45” - 48”

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"

Size

Bust

Hips

27”

25" - 27"

30”

28" - 30"

34"

31" - 35"

37”

36" - 40"

40”

41" - 44"

XXL

40”

45" - 48"

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

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

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

KT Size

Hips

Kids Pant Size

Adult Pant Size

XXS

25” - 27”

---

28” - 30”

8 - 10

---

31” - 34”

12 - 14

00 - 2

35” - 38”

16 - 20

4 - 8

39” - 42”

---

10 - 14

43” - 46”

---

16 - 18

XXL

47” - 50”

---

20 - 22

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