Gymnastic and sporting articles, namely, pool cues, billiard tables, checkers, checker boards, chessboards, tennis balls, tennis rackets, bodybuilding devices, dumbbells, chest expanders, skis and bindings for skis, snow boards, skateboards, roller skates, surfboards, water skis, exercise machines, gymnastic apparatus, stationary exercise bicycles, parallel bars, and springboards; protective padding, namely, knee pads for athletic use; knee guards for athletic use