Up to 40% off Leakproof Underwear
From ultra-soft fabrics and seamless styles to super absorbent underwear, you’re covered 24/7/365. Knix period underwear and pads are now sales tax-free in Canada.*
Top Leakproof Underwear Sale Picks
30% off Ultra Absorbency
Extra heavy period days, overnight protection & light bladder leaks - absorbs about 7-9 super tampons’ worth. Take our Leakproof Quiz to find your perfect pair.
30% off Heavy Absorbency
Heavy period days, overnight protection & light bladder leaks - absorbs about 3-6 super tampons’ worth. Take our Leakproof Quiz to find your perfect pair.
30% off Moderate Absorbency
Moderate period days, light bladder leaks & sweat - absorbs about 2-3 super tampons’ worth. Take our Leakproof Quiz to find your perfect pair.
Up to 40% off Light Absorbency
Light period days, backup protection & sweat - absorbs about 1-3 regular tampons’ worth. Take our Leakproof Quiz to find your perfect pair.
Essential Underwear
Everyday wear with no leakproof protection - zero absorbency.
From ultra-soft fabrics and seamless styles to super absorbent underwear, you’re covered 24/7/365.
Your leakproof questions, answered.