The Slinger Ring by Sport Fucker is both a ball stretcher and a cockring. It has a large footprint without a lot of mass. That means more stretch and flexibility for the well endowed male. When used as a ball stretcher, made to fit guys with large balls Material: TPR Rubber Dimensions: Interior diameter- 1.5" Length (at shortest point)- 1" Length (at longest point)- 1.25"