a disposable mask made from bioplastic resins includes a biodegradable resin selected from the group consisting of polylactic acid , cellulose based ph , polycaprolate , polybutyleneadipatetetephathalate , polyhydroxyalkanoate , green polyethylene , green polyethylene terephthalate , poly3 - hydoxybutrate - 3 - hydroxyhexxanate , poly - d - lactide , and poly - l - lactide ; a plasticizer intermixed with the resin to provide a generally homogenous bioplastic ; and a medical mask that includes a shell substantially made of the bioplastic and a biodegradable cushion attached to an edge of the shell .