Diesel power industrial silicone cock ring is built tough and ridged inside and out. Super soft Silflex soft silicone warms to touch. Silicone feels like it is part of you, lube it up and wear for the long haul. Sized for longer wear, pushes your junk up and out. The squishy silicone pads your nut sack and plumps your meat. The angled ridges channel sweat and lube in and around the ring and keep it in place. Perfect for hung guys with big balls or regular dudes with rock hard dicks and high, tight nut sacks. Silicone and softer rings like Diesel are great for longer wear, under a jock, in your gear, or a marathon JO session. Size inside diameter 1.5 inches, height .75 inch, outside diameter 2.25 inches.