Kids Dirt Bike Helmets,MM605 Youth Full Face Motorcycle Helmet for Off-Road,ATV, UTV, BMX Street Riding with Goggles Gloves, DOT Approved Features? Sizing Guide 4 sizes available: S: 49–50cm (19.29–19.69in) M: 51–52cm (20.07–20.47in) L: 53–54cm (20.87–21.26in) XL: 55–56cm (21.65–22.05in) How to Measure: Wrap a tape above ears & eyebrows, and just below the back of the crown to get head circumference. Package Contents?1x Helmet, 1x Helmet Bag, 1x One-size Goggles, 1x Pair of One-size Gloves DOT Safety Certified?MXJ Gear MM605 Kids & Youth Motocross Helmet meets DOT FMVSS-218 safety standards. It features a tough ABS shell and high-density EPS foam liner, providing reliable protection for dirt bike, ATV, UTV and other off-road activities. Ideal Riding Gift?With stylish, fun patterns, this helmet is perfect for kids/youth into dirt biking, off-roading and street riding. A great birthday or Christmas gift choice. Package Contents?1x Helmet, 1x Helmet Bag, 1x One-size Goggles, 1x Pair of One-size Gloves DOT Safety Certified?MXJ Gear MM605 Kids & Youth Motocross Helmet meets DOT FMVSS-218 safety standards. It features a tough ABS shell and high-density EPS foam liner, providing reliable protection for dirt bike, ATV, UTV and other off-road activities. Ideal Riding Gift?With stylish, fun patterns, this helmet is perfect for kids/youth into dirt biking, off-roading and street riding. A great birthday or Christmas gift choice. Comfortable & Well-Vented?Equipped with a soft, sweat-wicking removable liner for easy cleaning. Multiple vents boost airflow to keep kids cool and comfy during rides. Customer Service: If you have any questions or product problems when receive our motorbike helmets, please feel free to contact us. We will contact you and help to solve in 24 hours.