Youth Kids Peewee Offroad Gear Combo Helmet Gloves Goggles Chest Protector Motocross ATV Dirt Bike Purple - Medium Helmet, gloves, goggles, and adjustable peewee chest protector included Helmet is certified to meet the DOT standard (FMVSS 218) Peewee chest protectors are generally recommended for ages 5-8 or 50-75 lbs Please measure for helmet 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. For adult and 75-100lb youth combos, see our other items