Optimale Duo C-Ring & P-Massager Silicone Slate Gray. Designed for intense dual stimulation, the silicone Optimale Duo C-Ring and P-Massager is engineered for precision control and ease of use. The cock ring delays ejaculation and prolongs erections while the p-massager simultaneously stimulates the prostate, offering an intense experience with multiple proven health benefits. The soft, pliable material and ergonomic design of the Duo optimize comfort, while the slim joystick style handle offers improved control and effortless removal. Features: Silicone Massager stimulates prostate. C-Ring delays ejaculation. Maintains long lasting erections. Joystick adds control and heightens sensation. Soft, stretchable Silicone. C-Ring features tabs for easy removal. Phthalate free, body safe. UPC number 782421057565. Total length 4 inches, insertable, usable length 4 inches, width, diameter 0.9 inch, circumference 2.75 inches. Ring inner diameter 1.40 inches. Materials Silicone, ABS plastic. Video. 18.