Armycrew UPF 50+ Screen Fabric Low Profile Structured Mesh Golf Cap. 100% Nylon. UPF 50+ sun protective mesh golf cap great for athletes. 2 front panels with 4 mesh back screen fabric panels, 6 panels, low profile, structured crown. Fitted with an inner sweatband, Stiff and pre-curved bill. Breathability, Moisture control, Lightweight. One size fits most with an adjustable hook and loop closure.