Delays ejaculation, improves erection at the base of the penis. The Vibe Thor silicone vibrating ring from Womanvibe is an essential pleasure accessory for couples looking for thrills. It is designed to delay ejaculation and improve erection once it is inserted at the base of the penis. Its circular-shaped clitoral stimulator with a smooth central stimulator and silicone tips that transmit greater vibration is perfect for achieving orgasm every time. Made from medical grade materials, the Vibe Thor silicone vibrating ring is completely safe and does not cause any skin irritation. It is soft and adapts to all penis sizes. With a powerful and quiet speed of 11,000 rpm, it provides uninterrupted pleasure at the highest intensity for around forty-five minutes.