Perfect Fit Male Masturbator from Perfect Fit Brands. This unique masturbator features our proven ribs and nubs design from our Fat Boy line, but with a larger opening and thicker wall construction to provide a wonderful feeling of tightness without needing to be squeezed with your hand. This all new design uses our amazing Silaskin to create what may be the Perfect Male Masturbator. We feel so confident that we are calling it the Perfect Fit Male Masturbator. This unique masturbator features our proven ribs and nubs design from our Fat Boy line, but with a larger opening and thicker wall construction to provide a wonderful feeling of tightness without needing to be squeezed with your hand.