Breathable cotton material 3-Layers Built in nose bridge wire Adjustable ear loops Built in filter pocket Department name: unisex-adult (Non-Medical) Breathable cotton 3-Layers face mask with built in nose wire and adjustable ear loops. Machine washable: wash and air dry for best results. (Wash before use.) Masks have pocket for insertable filters that can be purchased separately. Available: single colors, or full color set.