Under Armour UA Gameday Armour RHB Batter&rsquo;s Leg Guard OSFA Red Virtually indestructible carbon fiber shell disperses impact without adding weight or sacrificing mobility Breathable construction fits perfectly, moves with your body, and stays cool Prevents foul ball impact injuries to the lower leg, includes removable top-of-foot protection Designed to be worn on the left foot to protect right-handed batters at the plate Adult One Size fits Most, adjustable straps allow comfortable fit.