U by Kotex Thinx Period Undies keep you protected from the heavy flow days, to the light flow days. Providing up to 12-hours of protection, with our Anti-Leak Tech, these super-comfy undies will protect you from leaks for all flows, all day long. Up to 12 Hours Leakproof Protection - With Anti Leak Tech5in1 ProtectionEquivalent Absorbency of 8 regular tampons & 2 regular padsAvailable in sizes 6/8 to 14u by kotex thinx period undies keep you protected from the heavy flow days, to the light flow days. providing up to 12-hours of protection, with ...