Designed for worry-free nights, this plus-size boxer-short hugs your body and stays perfectly in place as you sleep. Featuring an extra-long liner and KNIX's patented LeakSeal technology, it helps lock in leaks from every angle, even if you toss and turn. With the capacity to absorb up to 5.5 super tampons' worth of liquid, it's ideal for overnight protection, heavy flow days, and light bladder leaks. This boxer short can be worn on its own or layered under your favorite pajamas. Features: - Boxer short - Carbon cotton gusset - Extra long moisture-wicking liner - Buttery soft signature fabric - KNIX sizing differs from Penningtons sizing Knix period underwear and pads are now sales tax-free in Canada*. We celebrate improvements to the accessibility and affordability of essential period care products.