Weighing in at 1325 grams, our new GP Helmet Youth Block features a technologically advanced polyacrylite shell construction. This helmet comes with 16 intake ports to channel cool air around and over a rider's head This helmet is designed and intended exclusively for off-road dirt bike riding. Complies with the U.S. CPSC safety standard for motocycle helmet for persons age 5 and older. Specifications - Technoligically advanced polyacrylite shell construction - EPP chin bar - Three shell sizes to more accurately fit a variety of head sizes and rider ages - 3D contoured cheek pads with emergency release system - Plastic visor screws and brass inserts - Includes Troy Lee Designs helmet drawstring sock