Rubberline T Style Rubber Divider. A t-style divider gently separates the testicles, while providing the pleasurable effects of a cock ring. Ball dividers are cock rings with added straps which wrap around the balls to lift and separate them, Dividers create a tautness which increases the sensitivity to the testicles. Cock rings when worn around the base of the penis and testicles, many users find that cock rings increase sexual pleasure. Cock ring weighs .58 pound. Spartacus A Passion for Quality Catalog.