This penis cock ring adopts a double ring design. Two rings of different sizes can lock your penis and testicles at the same time. The 10-level vibration function can bring you unlimited power, making you stronger and more durable. The perfect size is suitable for most penis sizes. In addition, app remote control makes it easy to operate. Safe silicone material and USB charging, so you don’t have to worry about whether it is safe and convenient. Do you like this cute cock ring?