The utility model relates to a multifunctional mask with a removable ear hook, comprising a ring frame unit, a cover body and an ear cover. The ring frame unit includes a front frame, a fixed strap and two connecting units. The front frame has two connections on opposite sides. The fixing strap has two side ear pieces, an adjusting belt assembly connecting the side ear pieces, and two ear hooks detachably respectively disposed on the side ear pieces. Each side of the ear has a connecting end. The connection end is adjacent to the respective connection portion of the front frame. The connecting units respectively connect the connecting portions to the connecting ends. The cover is reversibly disposed at a leading edge of the front frame. The earmuff includes a second ear cover and a hanger connected to the ear cover body. The opposite sides of the pylon are detachably disposed on the earloops of the ring frame unit, respectively.一種具可卸式耳掛之多功能面罩,包含一環框單元、一罩體,及一耳罩。該環框單元包括一前框、一固定帶及二連接單元。該前框具有位於兩相反側的二連接部。該固定帶具有二側耳件、一連接該等側耳件的調整帶組件,及二可拆卸地分別設置在該等側耳件的耳掛。每一側耳件具有一連接端。該連接端靠近該前框各別的連接部。該等連接單元分別將該等連接部分別連接至該等連接端。該罩體可翻轉地設置在該前框的前緣。該耳罩包括二耳罩體及一連接該等耳罩體的掛架。該掛架的兩相反側可拆卸地分別設置在該環框單元的該等耳掛。