I have heard about cups in paintball and I was thinking...how do they size them?Is it like A,B,C,D,DD and for the gifted amoung us an E or what? Or do they come in different sizes like extra small to XXL. Or maybe its one size fits all and the extra space for the 'little people' is used for a secret stash of paintballs, so when other players think they have run out they can pull out their sweaty balls and.......