Knights Ring is a great option for people looking for a longer erection experience without the hassle. Soft to the touch and incredibly pleasant, it creates an authentic feel both inside and out. Designed to bring pleasure to both men and women, this vibrating penis sleeve turns up the heat in the bedroom with an exciting extra vibration. It ensures that you and your partner experience powerful waves of stimulation for a double orgasmic pleasure trip. It offers you an additional 45% increase in circumference. Ultra elastic, does not tear easily and does not hurt the genitals. It can be used repeatedly and is very easy to clean. Characteristics: Sheath the penis with vibration Long-lasting Increases circumference by 45% body safe TPE Waterproof Free of latex and phthalates 1 CR2032 battery (not included)