Helmet-Size

Item Size M L
Recommended Head Size 21.6-22.8 inches / 55-58 cm 22.8-24 inches / 58-61 cm
Dimensions 10.6*8.7*6.5 inch 10.6*8.7*6.5 inch
Package Size 11.4*9*6.5 inch 11.4*9*6.5 inch