COLT Gear Enhancer Rings Soft, stretchy, universal ring. Comfortable 2 and 4 tiered erection enhancers. Safe and pure for body and pleasure. Made using phthalate free, non-toxic materials Thermoplastic Elastomers TPE. A water based lubricant is recommended. 2 tier cock ring measures .75 inches long by .7 inch wide. 4 tiered cock ring measures 1.5 inches long by 1.7 inches wide. Bulk weight 0.6 ounces. 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, Rings. COLT Enhancer Rings is a registered trademark for California Exotic Novelties. Sex toys and sexual wellness. New images added June 2, 2013.