100% Cotton Mesh. Heat pressed, stretch, reflective tape helps provide a comfortable fit with less restriction of movement. Highly breathable garment. Excellent ventilation for hot, humid environments. Large front pocket with button closure. Fabric treated with UV protective coating to help prevent garment fading. Complies with: TTMC-W17, AS/NZS 4602:1:2011, AS/NZS 1906:4, 2010, AS/NZS 4399- UPF15