Penis/ testicles ring designed to help you achieve a longer-lasting and stronger erection. 10 powerful vibration functions provide exceptional stimulation of the clitoris or testicles, simple one-finger control using the on/off button. A satin bag is included for storage. Material: very stretchable silicone and ABS plastic, super soft, odorless, easy to clean and waterproof. Rechargeable using a USB cable (adapter not included). If necessary, use a little lubricant, e.g. MALESATION Glide water-based