Stretchy TPR cockring features twin bullets, each of which can be removed. Bullets offer 7 functions of vibration and pulsation. -7 Functions -2 X rechargeable bullets -Motors placed in centre of bullets for maximum vibration -Rechargeable/USB or Wall charge -Charge time = 2 hours per bullet -Running time = 25-50 minutes -Bullet material = ABS coated in medical grade silicone -Ring material = SEBS -100% Waterproof-Submersible -1Year warranty -Toy bag included