Abstract: A portable life mask for helping an user to escape from the fire, gas or other toxic air emergencies with a pocket size after folded. The mask has a incombustible transparent bag body which having a front and a rear sheet, the front sheet connected with the rear sheet so that defined a cavity and an opening, an stretchable annulus connected to the opening of the bag body through which a head of the user can be placed in, a general rectangular filter composed with a plurality of filtering layers, a plurality of holes formed on the front sheet, the filter disposed around said holes of said front sheet with a plurality of adhesive strips, and an one-way breathing means disposed on a middle of the filter for be held in a mouth of the user so that breathe out easily.

Abstract: The present invention proposes a modified life mask, which can protect the face, eyes, and hair of a user when hazards such as fire disasters happen. The modified life mask of the present invention comprises primarily a main body, a filtering device, and a contact part. The contact part is installed on the main body. The contact part is joined with the filtering device. The filtering device is fixedly installed on the main body. Thereby the contact part of the life mask can clamp the user's face so that the filtering device can stick tightly to the user's face to filter toxic gases effectively. The present invention also has the advantages of compact size, portability, easy operation, and convenient storing. Therefore, the modified life mask of the present invention can achieve best protection effect.