The noordi® antimicrobial face mask quality reusable certified face masks for all the family with unique silver ion antimicrobial technology. This antimicrobial mask is produced by noordi®. This quality reusable fitted face mask is protected with unique silver ion technology that helps stop the growth of micro organisms and maintains hygiene and cleanliness for a longer period of time. Wearing this face mask will help protect you from dust, small particles on air, pollen, microorganisms and other pollutants. This face mask is washable and is reusable. Silver ion technology is the infusion of material with silver ions which contain antimicrobial properties. This material, used in noordi strollers to provide a hygienic, safe environment for babies, is also used in the manufacture of army uniforms. The face mask is made of two layers of textile 35% cotton and 65% polyester. Textile certified by oeko tex® standard 100. Instructions for use we recommend washing your hands before fitting the mask and before removing the mask. Remove the mask by holding the cords around your ears. You need to change the mask when it gets wet. Do not wear for more than 6 hours. Product care guidelines please wash with soap or mild detergent at a temperature of at least 60 degrees under running water, or spray with 75% disinfectant fluid. This mask can also be sterilized by placing a damp cloth over it and steaming with a regular household iron.