A unique couple's tool combining pure pleasure potential with exciting ball-spreading action, CalExotic's Silicone Lovers Gear Ball Spreader Enhancer comes complete with a full sized bullet transmitting tingly vibration. Uniquely shaped and thrillingly functional, this couples' tool re-imagines a classic with its wireless, portable and fully waterproof design. Stretching to fit securely around the base of the penis and over both balls, the triple-ringed Spreader Enhancer holds tight to maintain erection strength and overall stamina. Once in place, the full-sized vibrating top positions itself in the path of a partner's clitoris or perineum, bumping and grinding along with natural movement. Vibration comes courtesy of a removable core bullet- activate with a touch of a button placed for easy access. In 100% silicone. Requires 3LR44 cell batteries (6 included). Waterproof. The Ball Spreader Enhancer's main ring measures approximately 1.25 inches (3.2cm) in diameter, while each ball ring measures .9" (2.3cm). Stretches to fit most. From Cal Exotics.