The invention discloses a mask, which comprises an inner liner, a silica gel frame, several supports, several grooves, several connecting ears, a fixing belt, a deformable compacting body, an annular accommodation groove, a cover sheet, an adjustment and fixing mechanism, Several plug-in bodies, several plug-in slots and warming bodies, the silicone frame body is provided with a ring-shaped accommodation groove, the ring-shaped accommodation groove is provided with a lining body, and the lining body is provided with evenly distributed Support body, the free end of the support body is provided with a groove, the deformable pressing body is clamped in the groove, and the two ends of the fixing belt pass through the front body and the rear body of the inner lining respectively The two ends of the fixing belt are connected with the adjustment and fixing mechanism. The silicone frame is located on the outside of the cover sheet, which can reduce waste and use cost. It is easy to replace and does not affect the use effect. It is hygienic and easy to wear. Comfortable, easy to use, and can play a role in keeping warm in winter.