Our extreme performance cap Lightweight UV 50+ UPF Sunshield Long Bill Mesh Lined Cap provides excellent UV sun protection. This cool mesh lined ball cap is great for all summer outdoor activities under hot sun. Made from 70% Cotton and 30% Nylon. Long and stiff bill. Mesh lined crown. Unstructured, low profile cap. Fitted with a terrycloth sweatband. Adjustable hook and loop closure. One size.