Washable “DM 14683” Medical Device made with 3-layer fabric and “Active Carbon” to avoid the proliferation of bacteria in contact with the epidermis / mouth “Barrier” function, latex-free, intended for use by medical and nursing staff as well as civil to protect the patient / person during activities that expose him to risk. The mask perfectly covers the nose, mouth and chin and is a mechanical barrier against material and substances that are projected outside. In fact, the mask serves to avoid contamination towards the patient during a medical activity. The medical device is sold non-sterile and can be reused up to 50 times. The Us-MP4km model is available in white or black in kid’s size. Our Masks are washable in the following ways: BY HAND – SOAKING IN TRAY. IN THE WASHING MACHINE 40 DEGREES SYNTHETIC PROGRAM IN AUTOCLAVE • WET STERILIZABLE IN MICROWAVE. 2.0 minutes at 300 watts. For practicality and safety, we recommend a good rinse with boiling water and soap / hand sanitizer on the sink, squeeze it and put it WET in the microwave.