Tork VIBRATING RING delivers a potent vibration through a single motor. This reusable vibrating ring will satisfy any sexual appetite. Made from smooth silicone. This sleek design is made to fit any length or girth. 7cm long, 3 cm inner diameter. Requires 2xbutton cell, LR41 batteries (included), and has a running time of 40 minutes. Color options: Midnight Madness (blue), Ballsy Burgundy, and Just Black.