Reusable, single-ply washable mask. Lightweight mesh wicks moisture away and allows air circulation. Stretch fabric ensures an extremely comfortable fit. Anti-bacterial mouth zone. Prolen® Siltex retains its anti-bacterial properties for up to 20 washes. Wash by hand in cold water. Ear loops for a secure fit. Important - 1 unit = 1 pack of 5 masks. For use in non-clinical settings. Should not be used under any circumstances in a medical capacity or where infection level is high. Non-returnable.