An electronic device according to an aspect of the present invention comprises a case formed of an ultra-light fabric material; a frame coupled to the case and supporting the case; and a face pad coupled to the frame, wherein ultra-light fabric material comprises an ultra-light material comprising a thermoplastic resin and a core material dispersed in thermoplastic resin; and a fabric thermo-compressed on at least one side of the ultra-light material by thermoplastic resin.