Rubber Ring 3 Piece Set stretchy rubber cock rings with a small, medium and large cock ring 1.25 inches, 1.5 inches and 2 inches opening. Can be used for penis and scrotum Rubber adornment rings. Bulk Weight: 0.6 ounce. Safe and pure for body and pleasure. Rubber adornment ring is made using phthalate free, non-toxic materials Thermoplastic Rubber TPR. Cock rings when worn around the base of the penis and testicles, many users find that cock rings increase sexual pleasure. Prolong rings, erection enhancement, climax control rings, cock rings. Category: For Men, Rings & Sleeves, Sleeves. Rubber Ring Set is a registered trademark for California Exotic Novelties. Sex toys and sexual wellness.