Bowling Ball 5 Stages Vibrating Glans Trainer Masturbation Cup

-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: paper box+trainer+charging line+manual