Connect. Its a cock ring with an attached sack ring that tugs and gently pulls the balls down. The 2 rings are attached with a wide connector that acts like a rubbery spring. Its strong enough for plenty of pull, but stretchy enough for a good long tug. Materials Plus+ Silicone Thermoplastic Rubber TPR, silicone blend. Dimensions width 2.25 inches, height 2 inches, depth 2 inches. Main hole circumference 3.75 inches. Ball hole circumference 3 inches. Distance between rings .75 inch to 1 inch.