Youth Kids Full Face with Shield Helmet & Gloves Combo Motorcycle Street Dirtbike MX - Yellow (Large) This is a smaller shell youth helmet, weighs 3 lbs, not an over padded adult helmet Certified to meet the DOT standard (FMVSS 218) Helmet, gloves, and standard clear single lens shield included Please measure for size. Each manufacturers sizing is different. SIZE CHART (Circumference of the largest part of the child's head, usually just above the eyebrows) in inches: Youth Small: 18  to 19 , Youth Medium: 19  to 20 , Youth Large: 20  to 21 , Youth XL: 21  to 22 . Head shapes can affect how a helmet fits. The size chart is meant to be a starting point.