These 7 super-stretchy tickler penis sleeves add variety and stimulating pleasure with every thrust. Ranging from 1.75 in. to 2.75 in. long, these clear silicone sleeves are covered with pleasure nubs, ribs and sensi-studs that rub against her vagina and clitoris for more stimulation than ever before. The high-grade silicone can stretch to fit any size without tearing or breaking. Plus, the snug fit works much like a penis ring.