Pretty Love Cobra is a vibrating ring of unmatched quality, made with the highest quality silicone, it is powered by a vibrating bullet that is easy to use. 100% medical grade silicone The vibrating bullet works with two LR1130 batteries Internal diameter: 2.4 cm (Adaptable) Ring: 7cm x 3cm Easy-use On/Off button Color: black It only works with contactIt will help you enhance the erection and delay ejaculation, in addition to enhancing the sensation with the clitoris stimulator. Discover new experiences!!