Exceeds ASTM standard. Lightweight high density foam for impact energy displacement. Innovative design format results in kinetic fit. Higher cut torso allows better flexibility at the hip. Cut for maximum shoulder reach. Reinforced elastic side closures so it stays where you put it. Constructed to provide air-return circulation for greater comfort. Sizing: X-Small = 30"-32" Chest Small= 32"-34" Chest

Medium= 36"-38" Chest Large= 40"-42" Chest X-Large= 44"-46" Chest XXL= 48"50" Chest