Comfortable and made with special copper-infused fibers. The softer inner layer rests comfortably against the face and has an adjustable wire sewn in the top to mold around the nose for a more contoured fit. These cool face masks have adjustable, soft and stretchy straps to help ensure a fit that stays in place snugly without discomfort after extended wear. Materials: Fabric: 47% Polyester, 42% Cotton, 11% Copper ion-bonded nylon, Exclusive of elastic. Lining: 63% Cotton, 37% Polyester, Exclusive of elastic. Trim: 74% Nylon, 26% Polyurethane, Exclusive of inner copper wire. Care instructions: hand wash with warm or cold water, mild detergent. Reshape and dry flat. Do not bleach. Masks are final sale.