Get the best accessories for enhanced size and girth with James Deen Signature Cock Rings from Doc Johnson. The two-pack is available in both Black and Blue. These Platinum Premium Silicone rings stretch to fit and are easy on and off for hassle-free use. 100% Phthalate-free, hypoallergenic, and proudly made in America. Large: 2.3 x 0.6. Small: 1.5 x 0.6.