4.0
Rated 4.0 out of 5 stars
330 Reviews
Best Seller

Ultra Leakproof Zones+® Bikini

Max absorbency for heavy periods and light bladder leaks. Absorbs about 9 super tampons worth of liquid.
$36.00 CAD

Bundle & Save: 3 for $99

Gin has 38” hips, and wearing KNIX S
Product image
Gin has 38” hips, and wearing KNIX S
Gin has 38” hips, and wearing KNIX S
Made with soft, stretchy fabric that’s quick dry for your comfort
Designed with extra long protective coverage in the front & back
Washes just like regular underwear
Gin has 38” hips, and wearing KNIX S

Your leakproof questions, answered.

4.0
Rated 4.0 out of 5 stars
Based on 330 reviews
ComfortRated 4.1 on a scale of 1 to 5
EffectivenessRated 4.1 on a scale of 1 to 5
FitRated 0.2 on a scale of minus 2 to 2
Ease of UseRated 4.2 on a scale of 1 to 5
76%would recommend these products
330 reviews
  • Marissa P.
    Verified Buyer
    Height <5’5”
    Pant Size 4
    Pant Size Purchased S
    Usage Primary Period Protection
    3 days ago
    Height <5’5”
    Pant Size 4
    Pant Size Purchased S
    Usage Primary Period Protection
    Rated 5 out of 5 stars
    Perfect

    These are comfortable and reliable

    ComfortRated 5.0 on a scale of 1 to 5
    EffectivenessRated 5.0 on a scale of 1 to 5
    FitRated 0.0 on a scale of minus 2 to 2
    Ease of UseRated 5.0 on a scale of 1 to 5
  • Hayley M.
    Verified Buyer
    Height <5’5”
    Pant Size 16
    Pant Size Purchased XL
    Usage Light Bladder Leaks
    1 week ago
    Height <5’5”
    Pant Size 16
    Pant Size Purchased XL
    Usage Light Bladder Leaks
    Rated 5 out of 5 stars
    One one my favourite brands for a reason

    Knix hits it out of the park with every product, IMO.

    ComfortRated 5.0 on a scale of 1 to 5
    EffectivenessRated 5.0 on a scale of 1 to 5
    FitRated 0.0 on a scale of minus 2 to 2
    Ease of UseRated 5.0 on a scale of 1 to 5
  • Elisabeth S.
    Verified Buyer
    Height 5’6 – 5’8”
    Pant Size 4
    Pant Size Purchased S
    Usage Primary Period Protection
    2 weeks ago
    Height 5’6 – 5’8”
    Pant Size 4
    Pant Size Purchased S
    Usage Primary Period Protection
    Rated 5 out of 5 stars
    Recommended

    TI would recommend he ultra leakproof zones+bikini underwear for normal heavy cycles. It's a great invention. But, unfortunately, it is not effective for extreme or out-of-the-ordinary heavy cycles. The underwear is not 100% leak proof. It was worth trying, but it didn't work in my case.

    ComfortRated 5.0 on a scale of 1 to 5
    EffectivenessRated 1.0 on a scale of 1 to 5
    FitRated 0.0 on a scale of minus 2 to 2
    Ease of UseRated 5.0 on a scale of 1 to 5