Size large fits 40 to 56 inch waist. DuoLock Core Technology wicks away and locks in moisture to help prevent leakages. EzFasten Fastening System makes product application more comfortable for residents while providing a proper fit to ensure leakage protection. BodyFit Technology, soft inner leg cuffs and waist elastic provide a secure fit and the leakage barrier system provides improved leakage security.. Soft inner leg cuffs for a comfortable and ergonomic fit. Wetness indicator on the outside turns from yellow to blue to show when it is time to change. All sizes meet the National Association for Continence (NAFC) premium requirements.