70% cotton, 30% nylon; 6-panel low-profile; Adams exclusive Cool-Crown mesh lining; treated with a DuPont Teflon water/stain-repellent coating; Rayosan treated to reflect UV rays (UPF 45+); UPF 45+ label; terry cloth sweatband; sewn eyelets; Green undervisor ; matching fabric lining behind front panel for embroidery; self-fabric strap with Velcro closure and elastic loop;