3 слоя номера-тканый маску от пыли утолщенной одноразовые рот маска имеет как kf94 ffp2

please be kindly noted,the listed product is produced and distributed abroad and subject to the laws of its country of origin item introduction: name:n name: disposable materials: non-woven fabric, solvent spray cloth, thermal insulation cotton weight:3.1g mask color:white size :17.9*9cm quantity:50 masks pack item details: * preserves heat and is waterproof * soft texture and comfortable wear * pm 2.5 filtration with an efficiency rate up to 95%