Weighing in at 1500 grams, Troy Lee Designs' new GP Helmet 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. Technologically advanced polyacrylite shell construction. EPP (Expanded PolyPropylene) chin bar for lightweight, durable protection. Three shell sizes to more accurately fit a variety of head sizes and rider ages. 3D contoured cheek pads with emergency release system for EMS responders. Plastic visor screws and brass inserts for easy impact break-away. Comes with TLD helmet drawstring sock. DOT Certified. Youth model.