Washable, reusable, and breathable Japanese cotton masks with adjustable soft elastic ears-straps and a filter pocket on the back to insert a PM 2.5 activated carbon filter for desired additional protection. Price includes One mask. One piece of PM 2.5 insert filter. Materials: Three layered Japanese cotton. Color: Tan Lucky Cat pattern Mask Size: Unisex One size fits most male/ female adult. Adjustable Elastic ears-straps. Please kindly note these are not medical grade masks. “Cloth face coverings should not be placed on young children under age 2, anyone who has trouble breathing, or is unconscious, incapacitated, or otherwise unable to remove the mask without assistance.Children should wear masks under adult supervision.” I do not take returns due to sanitation and hygiene. Mask care: Hand-wash with cold water (preferred) or gentle machine cold wash in a mesh bag. Air dry or low temperature dry. Please personal message me for more details