1. disposable stethoscope cover 2. 25-50g. polypropylene non-woven 3. disposable PP earpiece cover,disposable PP earpiece c earphone dust capdisposable PP telephone ... DUST CAP:Destination: barrier protection for sanitary replacement of earphone cover, stethoscope cover, microphone cover, telephone coverFeature: disposable, economical, convenient, comfortable, non-toxic, dust ...