Dual-lens open-face motorcycle helmet with sun visor-I74Product Features: Double layer lens protection and aerodynamic design ensure comfortable visibility in all weather conditions. Built in anti glare sun visors improve visibility in low light conditions. A streamlined, extended rear spoiler reduces drag by 20% at high speeds, minimizing head sway and wind noise around the ears. A multi channel ventilation system combined with full coverage deep earcups increases internal air circulation efficiency by