A hot connection! It's a ring with an attached sack ring that tugs and gently pulls the balls down. The two rings are attached with a wide connector that acts like a rubbery sexy spring-its strong enough for plenty of pull, but stretchy enough for a good long tug!
MATERIAL:plus+silicone TPR/silicone blend
DIMENSIONS: Width: 2.25" Height: 2" Depth: 2" Main hole circumference: 3.75" Ball hole Circumference: 3" Distance between rings: .75-1"