The mask made of high quality cotton with OEKO TEX certificate It's safe with the contact with the skin it doesn't cause skin irritation and it doesn't impede breathing Made of two layers of material 2x135g/m2 It reduces the risk of virus infection protects against dust and wind. It reduces inhalation of exhaust gases One size it adapts to the shape of the face Comfortable ear hook Reusable product machine washable Made in Poland Material: 100% cotton Colour: grey * The hygiene product is not refundable