Happy Ending :) Rinse and Repeat Whack Pack Egg Sleeve from Global Novelties. Give yourself a hand. Water activated masturbation sleeves that is a revolutionary self lubricating material. Reusable convenient and discreet. Super stretchy and ultra soft with a textured and reversible design. Frosted and semi translucent with a resealable and reusable storage bag. Just Add Water. Whack Pack Stroker Sleeve. Give yourself a hand! Water activated male masturbation sleeves. Revolutionary self lubricating material. Reusable, convenient and discreet. Super stretchy and extra soft. Textured and reversible design. Resealable and reusable storage bag. Made using body safe phthalate free materials Thermoplastic Elastomers TPE. Size 2.5 inches by 2.25 inches. One size fits most men. Please note this stroker stimulates the head of the penis. Suggested times used: 10 uses until it is no longer self lubricating and then can be used with lubricant. Can use soap on the outside and rinse, do not use soap in the tunnel, just rinse quickly with water. It is open ended on both sides. Categories: Male Masturbators, Sex Toys for Men, Stroker Sleeves, Rings, Solo Masturbators, Masturbation Sleeves. 2023.