... -50g. polypropylene non-woven 2. earphone dust cap, mike cap, headphone cap 1. disposable earphone dust cap: 25-50g. polypropylene non ... cap, headphone capDISPOSABLE PP EARPHONE DUST CAP:Destination: barrier protection for sanitary replacement of earphone cover, stethoscope cover, microphone cover, telephone coverFeature ...