Dual Support Magnum Ring Red is a maximum support with extra wide stretchy enhancer ring and scrotum ring for added stability. Dual Support ring measures 3 inches long by 1.5 inches wide and 1.5 inches around. Cock rings when worn around the base of the penis and testicles many users find that cock rings increase sexual pleasure. Cock rings give you a longer lasting erection by trapping the blood supply in the penis and intensify orgasms. Cock rings are ideal for men with premature ejaculation or erectile dysfunction.