Washable and reusable printed fabric mask. Double layer: outer - black 100% Cotton; Inner - white 100% Cotton. Comfy 2 of PM2.5 filters included for each mask. Adjustable ear-loops; comfortable and snug-fit. Stylish, sophisticated, environmentally friendly. This is a non-medical face covering. When wearing this mask, wash your hands before putting it on or taking it off, and be mindful to not touch your face.