Original grey Alpha 100 Helmet size Medium with double visor clear and dark,helmet,is an older model that is no longer manufactured, helmet is few used in very good, complete condition, including an original MBU 12/P oxygen mask in size Regular, helmet include earphones, communications cord and all avionics and plugs, very nice helmet and mask are a very nice eye catcher as a display object in a collection or showcase, include is a nice green helmet bag,  note that all our items are pure collector items or display items. The items are not tested for real use and have no aeronautical exams or clearances. Use is at your own risk !