The 9's S-Bullet Ring Tongue in Black features an actual size of 2.5 inches. This silicone vibrating ring flexes to fit anyone comfortably and is reusable. Made from 100% body-safe premium silicone, it includes vibrating tongue-shaped stimulating nubs designed for her pleasure. The bullet vibrator operates at a single speed and is splash-proof, making it suitable for use in the shower only. It requires 2 AG3 batteries, which are included.