Death head bone style full face cover is a comfortable, protective, and threatening mask which made by high intensity material. The material is enviroment-friendly, poison free and no smell, memmorial. It can effectively prevent from attacking by bb bomb. It can keep sighting comfort and brightness and won't affect sighting sense. It can also be used when a normal glasses are weared. It is designed stricted with physical engineer and very confotable and ventilate. It is main used in field operations, military training and opera action. It is easy to wear helmet, earphone and shooting strait when you wearing this mark.