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Color: Black
Best Seller

Color: Black

Size:

Size:

Size and Fit Guide

Mix & Match: 3+ for $20 each
Rewards Members Earn 0 Points
KnixTeen

Teen Light Leakproof No-Show Bikini 3-Pack

$60.00 CAD

$66.00

Save $6
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Absorbs about 1 regular tampon

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Invisible under clothes

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Ideal for everyday wear

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Machine washable

| Black
Tracy (she/her) has 37" hips and is wearing a size M | Black

Tracy (she/her) has 37" hips and is wearing a size M

Color: Black

Size:

True to Size

Size:

Size and Fit Guide

Leakproof Underwear is Sales Tax Free in Canada*
Free Shipping on orders $100+

Shipping

Shipping
Processing Timelines

Please allow 1-2 business days for our warehouse team to pack and ship your order. During peak periods such as sales, holidays and product launches, please allow up to 4 business days for us to process your order.

Delivery Time

For the most up-to-date delivery time estimates, please refer to the shipping timeline at checkout. Delivery timelines vary depending on location and do not include processing times.

Shipping Charges

Orders over $100* CAD = Free Shipping (2-6 business days)
Orders under $100* CAD = $12 CAD Shipping (1-3 business days)
Orders delivering to NWT, Nunavut and Yukon are subject to $20 delivery fee.*After discounts, before shipping and taxes.

Easy Exchanges within 30 Days

Returns

Returns
Free Returns

Knix covers the return shipping fees for exchanges and refunds initiated through our Return & Exchange Portal. Exchange orders initiated through our Return & Exchange portal are also eligible for free shipping within the USA and Canada. Please note, the shipping fees on your original order are non-refundable.

Return Policy

Return policy varies by product, please check if your item is refund or exchange eligible by viewing our full policy here.

Sale & Last Call

Items discounted below 30% are eligible for size exchange or store credit. Items discounted 30% and above are final sale – no refunds, store credits, or exchanges can be accommodated.

Rewards Members Earn 60 Points

Comfort-First Fit

Bikini silhouette with a classic mid-rise fit, medium hip and bum coverage.

Light Absorbency

Absorbs 1 regular tampon worth of liquid—perfect for moderate period days, light bladder leaks, and sweat. The carbon cotton gusset top layer wicks away moisture from your skin.

No-Show Style

Made from our signature buttery-soft PerformaStretch® fabric, it appears invisible under clothing.

Easy to Wash

Machine washable just like regular underwear.

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| Black
Tracy (she/her) has 37" hips and is wearing a size M | Black

How to Choose?

Essential

Drop
Drop
Drop
Drop
Drop
  • Everyday Wear
  • No leakproof protection
  • tsp
    0 tsp

Heavy

Drop
Drop
Drop
Drop
Drop
  • heavy period days
  • overnight protection
  • light bladder leaks
  • tsp
    6-11 tsp
  • pad
    about 1.5-3 regular pads
  • tampon
    about 3-6 super tampons
  • cup
    about 1-2 menstrual cups

Light

Drop
Drop
Drop
Drop
Drop
  • light period days
  • sweat
  • sweat and discharge
  • tsp
    about 1-3 tsp
  • pad
    about 1-3 pantyliners
  • tampon
    about 1-3 regular tampons
  • cup
    about 0.5 menstrual cups

Moderate

Drop
Drop
Drop
Drop
Drop
  • moderate period days
  • light bladder leaks
  • sweat
  • tsp
    about 3-6 tsp
  • pad
    about 1-1.5 regular pads
  • tampon
    about 2-3 super tampons
  • cup
    about 0.5-1 menstrual cups

Ultra

Drop
Drop
Drop
Drop
Drop
  • extra heavy period days
  • overnight protection
  • light bladder leaks
  • tsp
    13-17 tsp
  • pad
    3.5-4.5 regular pads
  • tampon
    7-9 super tampons
  • cup
    2-3 menstrual cups
FRESH FIX TECHNOLOGY®

Built-in protection that feels like nothing at all.

Absorbs about 1-3 regular tampons worth of liquid.

Soft Top Layer

Soft Top Layer

The carbon cotton gusset layer gently wicks away moisture from your skin, keeping you feeling fresh and odor-free.

4.6
Rated 4.6 out of 5 stars
Based on 291 reviews
Total 5 star reviews: 230 Total 4 star reviews: 32 Total 3 star reviews: 13 Total 2 star reviews: 4 Total 1 star reviews: 12
92%would recommend these products
ComfortRated 4.8 on a scale of 1 to 5
FitRated 0.1 on a scale of minus 2 to 2
EffectivenessRated 4.5 on a scale of 1 to 5
Ease of UseRated 4.9 on a scale of 1 to 5
291 reviews
  • Rated 5 out of 5 stars
    2 weeks ago
    Great kit

    Love the kit to start off and try out various cuts and levels

    Renee S.
    Verified Buyer
  • Rated 5 out of 5 stars
    3 weeks ago
    Very Happy W/ My Purchase

    These panties are very comfortable and perfect for work during those long hot nasty days where u want some freshness and they put ur mind at ease.

    Lauran L.
    Verified Buyer
  • Rated 5 out of 5 stars
    4 weeks ago
    Great fit, no leaks.

    Fun colour.

    Amber W.
    Verified Buyer
  • Rated 5 out of 5 stars
    1 month ago
    Comfort and Cute All in One

    100% does its job and looks good while doing it. No bulk and comfortable to wear.

    Erika D.
    Verified Buyer
  • Rated 5 out of 5 stars
    1 month ago
    Such a vibrant colour! Same time quality undies you can rely on!

    These undies are such a relief! Never having to worry about a leak is a breath of fresh air!!

    Joanne G.
    Verified Buyer
  • Rated 5 out of 5 stars
    1 month ago
    Teen love it

    We chose different colors for different flow and my teeensge girl loves them!

    Laurie B.
    Verified Buyer
  • Rated 3 out of 5 stars
    1 month ago
    Gusset placement

    Feel and fit true to size however gusset placement is too short in the front and causes leakage.

    Vanessa T.
    Verified Buyer
  • Rated 3 out of 5 stars
    1 month ago
    Gusset placement

    Fit and feel great but gusset is not far enough up front, causes leakage.

    Vanessa T.
    Verified Buyer
  • Rated 3 out of 5 stars
    1 month ago
    Gusset placement

    Nice fit and feel but the gusset is not long enough up front.

    Vanessa T.
    Verified Buyer
  • Rated 4 out of 5 stars
    1 month ago
    Light leakproof no-show underwear Bikini

    My daughter loves it and said it is good because it doesn’t show underwear. Comfortable to wear.

    Jennifer V.
    Verified Buyer
  • Rated 5 out of 5 stars
    2 months ago
    The besttt

    Soooo comfy and perfect for light days, tampon backup, or even just for sweat!

    Rebecca R.
    Verified Buyer
  • Rated 5 out of 5 stars
    2 months ago
    Teen loves it

    I wasn't sure if my 17 year old was going to like them or not, she LOVES them- especially in the summer months. They make her feel less worried about having a leak in her cute summer rompers.

    Jennifer P.
    Verified Buyer