Bowling Ball 5 Stages Vibrating Penis Trainer Masturbation Cup

-This penis trainer is designed for endurance training to help train you to stay firm and steady. even in the face of overstimulation.
-5 textures of sleeves to choose from. each with 10 frequencies of vibration that can be cycled.
-Made of fine and soft TPE. safe to protect your skin.
-Waterproof design. fully charged for 60 minutes of play.

Product material: ABS+TPE
Product size: 126 * 52 * 52mm.
Waterproof: life waterproof.
Working sound: <50 decibels.
Power supply mode: USB. rechargeable
Charing time: about 70 minutes
Usage time: about 60 minutes

Packing list: trainer + charging cable + manual