PROBLEM TO BE SOLVED: To improve usability of a mask without deteriorating a visual impression of the mask.SOLUTION: A mask 100 includes: a mask body 1 for covering a target position of a face of a wearer and a pair of left/right ear loops 2 and 2 for locking the mask body around the ears of the wearer. At least one ear loop of the pair of left/right ear loops is so configured that one end (the other end 22) of the ear loop is detachably attached to an edge 12 of the mask body. The edge of the mask body has a two-layer structure so as to clamp the end of the one ear loop to be detachably attached to the edge, from both front/back faces.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2017,JPO&INPIT【課題】マスクの見た目の印象を低下させることなく、マスクの着用感をより向上させる。【解決手段】着用者の顔面の対象部位を覆うマスク本体部1と、このマスク本体部を着用者の耳に係止するための左右一対の耳掛け部2、2と、を備えるマスク100であって、左右一対の耳掛け部のうち、少なくとも一方の耳掛け部は、当該耳掛け部の一端部(他端部22)がマスク本体部の縁部12に着脱自在に構成され、マスク本体部の縁部は、当該縁部に着脱される一方の耳掛け部の端部を表裏両面から挟むように二層構造をなしている。【選択図】図1