PortThese Portwest 3-Ply washable 3-ply reusable fabric face mask with anti-microbial finish. Kills 99.9% of bacteria and controls numerous odour-causing microorganisms that can accumulate in the fibres from skin contact and laundering. Inner cotton fabric for all day comfort. Elasticated ear loops with adjuster for the perfect fit. Machine washable at 60 degrees. Folded flat, each mask is packed inside an individual hygienic poly bag.