SIZES|XXS - 3XL, 5XLSize Guide|FABRIC|60% Cotton, 40% Nylon BIZ COOL™ Breathable Ripstop Fluoro Orange contrast panels: 100% Polyester UPF rating - Excellent|FEATURES|Antibacterial treated fabric resists odour - keeps you cool and fresh Back yoke air-venting with inner mesh lining for added breathability Twin chest pockets with closure Concealed Button-through front placket