The overnight Sleep Short is the ultimate in comfort and protection, giving heavy absorption all night long. Up to 12 hours of protection, made with ultra stretchy, ultra soft modal® rib fabric. Holds up to 70ml. Details: - Waistband to Waistband Leak Proof Protection: goes all the way up the front and back - Breathable, stretchy and unbelievably comfortable - Naturally Antimicrobial - If you are between sizes, we recommend sizing down.