Soccer Customized Face Mask Kids and Adults, Sports Theme Face Mask, Mask for Children All masks are double-layer and have a pocket to add an optional filter. Fabric: We offer fashion face masks using high-quality water-repellent technology. The outer fabric is made of 100% breathable water-repellent fabric. The inner layer is 100% cotton. Elastic ear loop fits well and comfortably and adjusts to your face. Delicate cycle or hand wash. Air dry. Great for shopping, work, and all-day wear. One size (Adult Size) fit for most people, easy to wear and off. Kids size fit children 6-14.