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
Interior diameter- 1.5″
Length (at shortest point)- 1″
Length (at longest point)- 1.25″