If you are a man that prefers metal to rubber when using a cock ring then you will love the Echo Triple Cock Ring, a quality three tier penis ring with each ring fused to the next. Providing longer lasting and firmer erections, the Echo Triple Cock Ring has been crafted in high quality nonporous hygienic stainless steel that is impact resistant and temperature sensitive. There are two sizes of the Echo Triple Cock Ring available, SM with a diameter of 1.75 inches or ML with a diameter of 2 inches and sits at the base of your erection where it will maintain your stiffness. This is the ML size