Adam & Eve Super-Stretch Tickler Sleeves. The advantage is clear! These 7 super stretchy tickler penis sleeves add variety and stimulating pleasure with every thrust! Ranging from 1.75 inches to 2.75 inches 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! Just roll them onto your shaft like a condom; the high grade silicone can stretch to fit any size without tearing or breaking. Plus, the snug fit works much like a penis ring, delaying your orgasm while reducing blood flow to keep you harder for even longer. Spice up other sex toys too!