Bilt Nomad Modular Helmet The Bilt Nomad Modular Helmet is designed for unrivaled performance with its dynamically molded shell. Experience continuous comfort through its strategic vent system that ensures optimal airflow while riding. Enjoy hassle-free breaks with the quick-release push button chin bar, and effortlessly combat sunlight using the internal drop-down sun visor. Shell: Injection molded alloy composite modular shell Aggressive shell design with aerodynamic shape for sleek performance 2 shell sizes: Xs-2Xl and 3Xl-5Xl Shield: Clear Pinlock Ready face shield Drop-down tinted sun visor Comfort: Multi point surface mounted airflow ventilation system including chin, forehead, and metal mesh rear exhaust vents Removable moisture-wicking comfort padded lining and cheek pads have a antimicrobial finish to help keep your helmet fresh Safety: DOT certified Double D-ring strap safety fastening system Quick release push button chin-bar operation