Measure your head size before selecting size from size chart. 1. World first helmet with NACA Duct air flow technology, this air flow system is also used in aircraft's and super cars. 2.The double NACA inlets above the shield allow the entry of the large volume of air inside the helmet to refresh and dehumidify the interior. 3. The NACA inlets on the back of the helmet allow quick extraction of the stale air. helmets for mens full face,helmet for men,steelbird helmet,full face helmet,helmets for mens full face,helmet ,mens helmet for bike,steelbird helmets,helmets for mens full face steelbird,
Measure your head size before selecting size from size chart. 1. World first helmet with NACA Duct air flow technology, this air flow system is also used in aircraft's and super cars. 2.The double NACA inlets above the shield allow the entry of the large volume of air inside the helmet to refresh and dehumidify the interior. 3. The NACA inlets on the back of the helmet allow quick extraction of the stale air. helmets for mens full face,helmet for men,steelbird helmet,full face helmet,helmets for mens full face,helmet ,mens helmet for bike,steelbird helmets,helmets for mens full face steelbird,