1. Classic double ring, easy to operate 2. Detachable bullets, multiple ways to play 3. Soft and comfortable, delayed essence locking 4. Bullet waterproof design Function: 9 Frequency Vibration Color: Black Size: 6.9 * 5.7 cm/2.7  * 2.2 inch Net Weight: 41 g/0.09 lb/1.4 oz Power:...