Gmax GM11D Dual Sport Adventure Full Face Helmet (Flat Black/Dark Silver, Large) Newly redesigned streamline mouth vent for maximum air flow when in the opened position Visor has been aerodynamically redesigned to allow airflow to pass uninterrupted across the helmet to virtually eliminate helmet-lift at highway speeds Helmet includes clear shield, visor and side plate covers for use when visor is removed to give the helmet a clean full face street look Helmet can be quickly converted from a visor configuration to a visor-less configuration; Clear shield is completely hidden under the visor and out of line-of-sight when in the fully raised position Large eye port that accepts even the largest goggles; Shield can be fully raised or lowered when using goggles