This is a set of fabric covers for the head circumference and impact shield. They are easy to put on and take off, and designed to show the logo. You can put them on simply by slipping them over. The checkered fabric is water-repellent, making it stain-resistant. The plain fabric is made of safe, domestically produced cotton. - Washable (using a laundry net is recommended) - Materials: Checkered fabric: 65% polyester, 35% cotton; Plain fabric: 100% cotton Please feel free to ask any questions in the comments.