for the biker who wants a collection or are looking for a unique helmet could be directly below the message. However the earlier allow us to explain the specifications.
The pilot's helmet, sometimes called 'bone dome', a special type of helmet used by some pilots, military pilots often. Consists of a visor for protection from sun and wind as eject and an oxygen mask to protect against hypoxia at high altitude flying and communications equipment that can function as an interface with the aircraft radio and intercom
