This all new design uses our amazing SilaSkinb" 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 b tightnessb without needing to be squeezed with your hand.