TWI767562B

This invention relates to a face mask, comprising a mask body, two elastic ear hanging members, and a support plate, wherein the mask body is disposed with an expansion part with a plurality of folded edges; the support plate includes two jointed fixing parts respectively fixed at the upper and lower ends of the middle position of the inner surface of the mask body, and two connecting parts respectively connecting two sides of one end of the fixing parts; and a space is formed between the connecting parts and a folding position is formed by the connecting parts. The mask body uses the support and the fixing parts of the support plate to prevent the expansion part from returning to the original folded state of the folded edges when being subject to the pulling force of the elastic ear hanging members, so as to form a breathing space that expands the mask body. When the user wears the mask, the mask body is supported by the support plate to prevent from being collapsed by the wind blow, so that the hot air in t