Cyberskin Release Tight Ass Stroker Flesh Vibrating. Cyberskin delivers realistic lifelike detail. Textured inner tunnel. Includes 6 function vibrating bullet. Textured exterior for easy grip. Removable, open ended, waterproof sleeve makes for easy cleaning. Hang to dry with built in hook. Phthalate free. Waterproof vibrations. Vibrating stroker uses one AAA battery, not included. Item dimensions width 3.5 inches, height 9.5 inches, depth 2.74 inches. Bulk weight 1.06 pounds.