Tennis ball throwing machines; table tennis sets comprised of balls, paddles, nets; equipment sold as a unit for playing a paddleball-style sport using a perforated plastic ball; balls for games; nets for ball games; outdoor activity game equipment sold as a unit comprising a surface for bouncing a ball and accessories associated with the game; bags specially adapted for sports equipment; exercise weights; exercise machines; manually-operated exercise equipment; dumbbells; yoga blocks; yoga straps;