The C91 helmet offers riders top-market features at a budget-friendly price. Starting with the Advanced Polycarbonate Composite Shell it provides a lightweight helmet with superior fit and comfort using advanced CAD technology. The chin bar operates with an easy-to-use single lever and is glove-friendly. It includes an internal sun shield with a manual mechanism for easy forward and back movement. The large top vent allows airflow through the deep EPS channels of the helmet keeping you cool during rides. The SuperCool top liner and cheek pads feature moisture-wicking antibacterial fabric for additional cooling. Advanced Polycarbonate Composite Shell Advanced Channeling Ventilation System Pinlock®-Ready HJ-17 Visor & Integrated Sunshield RapidFire™ Shield Replacement System SuperCool® Interior Removable, Washable Crown and Cheek Pads Ready for SMART HJC Bluetooth (Bluetooth Sold Separately) Pinlock® HJ-05/HJ-07/HJ-09/HJ-17 Lens Insert (DKS088) Standards: DOT Construction: Advanced Polycarbonate Composite Shell Weight: 3.76 lbs / 1706 grams (approx, based on Size Medium Solid Color)