YOUTH SIZES FEATURES: DOT approved Durable and lightweight polymer shell Dual-density Expanded Polystyrene (EPS) liner Custom molded rubber trim with integrated nose guard 1220 grams +/-25g (size YM), 2.68 pounds +/-0.06lb (size YM) Removable and washable comfort liner and cheek pads absorb sweat while providing ventilation True Functional Ventilation (TFV)-When in motion air is forced through multiple air intake vents, then passed through aligned vent channels in the EPS and exits out multiple rear exhaust vents High-flow mouthpiece is replaceable Included soft fleece helmet bag 73-3490YS 73-3490YL 73-3490YM