Happy Ending MSTR B8 Vibrating Stroker Pack Lip Service 5 Piece Set from Global Novelties. Mister B8 Lip Service Vibrating Mouth Pack. Waterproof bullet vibrator adds vibration. Realistic look and reusable. 6 inches stroker sleeve, tight textured tunnel. Super stretchy to fit any man. Easy to use and easy to clean. 100% Silicone Cock ring set. 1.8 inches, 2.2 inches and 2.4 inches standard ring sizes. Phthalate fee and body safe materials. Stroker is made using Thermoplastic Elastomers TPE. Bullet vibrator uses 1 AAA battery, not included.