End of Year Sale - Discounts
40% Off
- Lucky Star/Berry/Cosmo
Light Absorbency
$34 USD
$57 USD
40% Off
40% Off
40% Off
- Black
Heavy Absorbency
$27 USD
Buy 4+ Save 15%, Buy 7+ Save 25%
- Atmosphere
High Absorbency
$15 USD
$25 USD
40% Off
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 Opens in a new window.
For adult sizes and styles, check out Knix Opens in a new window.
| 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 Opens in a new window.
For adult sizes and styles, check out Knix Opens in a new window.
| 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 Opens in a new window.
For adult sizes and styles, check out Knix Opens in a new window.
| 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 KnixOpens in a new window.
For adult sizes and styles, check out KnixOpens in a new window.
| 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 Opens in a new window.
For adult sizes and styles, check out Knix Opens in a new window.
| 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.