When the masturbator moves up and down your shaft, you will notice beautiful detailed grooves and knobs internally on the soft sleeve. In addition, the masturbator has a suction cup on the base, so that you can allow the 5 thrusting modes,3 speeds of each mode, completely hands-free.
Material: TPE+ABS Product Name:male masturbation cup Function:10 speed suction Color:Black Feature:smart suction and release system Weight:600g Capacity:1500mah Size:268*84mm Battery:18650
High Quality ABS+TPE material
Automatic thrusting smart suction and release system
Automatic thrusting and rotating at the same time 360degree rotation.
10 speeds suction.
USB Rechargeable 18650 Lithium battery 3.7V ,1500mA