\"The Humble Co. Face mask is made from polyester fibre (65.9%) and cotton (34.1%). These face masks are produced in factories complying to the highest of hygienic standards. Reusable and made from soft fabric. Use of this mask is solely at user’s discretion. Not certified for medical use or to be used as personal protective equipmentand is categorized as work wear. For machine washing: washable at least 5 times using a laundry net, without detergent and at a temperature of 60°C to 90°C. hand washing will extend the life of the mask even further. \"