InstaDri Skin-Caring SystemGentle elastic waistTear away side The Tena 72231 Protective Underwear, medium size, with extra abosorbency for heavy bladder leakage features the InstaDri Skin-Caring System that improves dryness and promotes healthier skin. The underwear features soft elastic for a snug, smooth fit, and the gentle waist elastic allows the pants to pull on and off like regular underwear. Convient tape is attached for roll-up disposal and tear away sides allow for easy, convient removal. The underwear is size medium, fits waist/hip sizes 34 to 44 inches, and come 16 to a pack.