Anal Adventures Platinum Cock Ring Plug Black from Blush Novelties. For anyone looking to explore new anal sensations alone or with a partner! Anal Adventures Platinum provides anatomically targeted options, all made of 100% satin smooth, platinum cured silicone. With each thrust of your hips, the Silicone Cock Ring Plug moves back and forth to massage your prostate. The attached cock ring can be placed around the shaft, balls, or both for lasting performance.