MASK

A mask, comprising a mask body (1). A length adjustment component (2) and an adaptive component (3) are provided on an upper edge of the mask body (1). The adaptive component (3) is provided on the inner side of the length adjustment component (2). The length adjustment component (2) can be bent along with the face curve, and acts on the adaptive component (3) to make the adaptive component (3) stressed to deform and adapted to the face curve to be fitted to the face. The shape of the upper edge of the mask body (1) can be adaptively adjusted according to the face shape of a user, so that the mask is fitted to the face more tightly, and the protection effect of the mask is effectively improved. Masque, comprenant un corps de masque (1). Un élément de réglage de longueur (2) et un élément adaptatif (3) sont disposés sur un bord supérieur du corps de masque (1). L'élément adaptatif (3) est disposé sur le côté interne de l'élément de réglage de longueur (2). L'élément de réglage de longueur (2) peut être courbé