Cats haven"t ever been much for a game a fetch, but maybe that"s because we never tried the Petsport USA Inc 2 Count Catnip Balls. These lightweight, mini-sized tennis balls have an ultra-potent catnip oil on the surface that is going to grab hold of cat"s attention for hours. * Lightweight mini tennis balls made especially for cats * Concentrated catnip oil provides nuclear strength * Safe, non-toxic balls for your pet * Keep your cat engaged for hours