The Control by Sir Richard's Vibrating Silicone Edging Trainer is a powerful vibrator designed to increase pleasure and enhance stamina. It features FlexFit wings that expand to contour to your shaft for a personalized fit and a body-safe silicone interior with stimulating textures. The vibrator offers eight vibration modes, which can be enjoyed solo or with a partner, and it is USB rechargeable and fully waterproof for use in the shower or bath. Regular use of the Control trainer can also help those who experience erectile dysfunction as this product is meant to help build sexual stamina and promote healthy blood flow to the penis.