S (suitable for waist circumference 1 feet 9-2 feet 2) weighs 70-110kg m (suitable for waist circumference 2 feet 3-2 feet 9) weighs 110-150kg l (suitable for waist circumference 3 feet -3 feet
Color classification:
Classic (light and breathable) with knitted knee pads a pair of velvet (thickened warm) with knitted knee pads a pair of support (back 4 spring strips) with knitted knee pads a pair of black classic (