Can protect the face of the operator from hazards in accordance with specifically different working conditions than that of the multi-purpose face protection of the subject innovation, it is possible to prevent fogging generated on the back surface of face protection by the breath of the operator, the field unit Multi-purpose face protection to eliminate or minimize damage to the scratches occurring is installed on the head part and the front part of the head portion that can be fixed to the head of the operator additional visual field which is corresponding to the eyes of the worker top outside is formed of the viewing portion side end is detachable groove portion is formed lower part is detachable to the security window and the field of view portion the security window, a through-hole provided in a corresponding position in the mouth and nose of the operator on one side to protect against sided damage from a variety of hazards. a structure consisting of a portion including a functional film having the adhesive member