Control has serious benefitsCrafted with the power to influence, CONTROL offers technology to enhance masturbation and elevate intimate experiences. The CONTROL Vibrating Silicone Edging Trainer was designed for ultimate solo stimulation by surrounding the entire shaft with supple FlexFit wings and powerful vibration. Both FlexFit wings wrap around and allow for a personalized fit & customizable pressure, while the rechargeable motor is always ready to intensify pleasure. The waterproof design can be enjoyed in any wet environment.Erectile Dysfunction AidRegular masturbation strengthens pelvic floor muscles, helping to prevent erectile dysfunction (ED) in men. Edging, the practice of purposely delaying orgasm, can build sexual stamina and can help with ED by encouraging healthy blood flow to the penis.