Unstructured soft lining with 100% cotton pigment dyed twill garment washed on front panels and visor, washable Soft Naylon Mesh on the back. Vintage kelly green undervisor & on the back. Superior Embroidery Quality of USA on the front. The inside sweatband is made with 100% Cotton twill, not thin cotton sheeting for better sweat absorbing. One size fits most with snapback closure, fitting up to XL for Men Women Adult.