Material: The dustproof face mask is made of lint-free cloth and sprayed cotton, which has excellent breathability. High Elastic Fabric: With ear string, the mask has good ductility, good resilience and strong tensile properties. Practical: Anti Dust Breathable Disposable Earloop Mouth Face Mask are made of high-quality breathable material and they are hypoallergenic. The unique inner layer of the mask is made of soft facial tissues, and the mask is soft to the skin.