Maxx Gear Stimulation Ring Black features 100% Silicone. Intensive vibrations. Pleasure for him and her. Cock ring features a triangle shaped area for clitoral stimulation on the top with spikes on the landing Waterproof vibrating cock ring. Made using body safe, phthalates free, RoHs compliant materials cock ring Silicone, Bullet vibrator ABS plastic. Size length 2.5 inches, diameter 1.875 inches. Bullet vibrator requires 2 AG3/LR41 batteries, included