Fabric: 50% Cotton inner, 50% BIZ COOL Polyester Pique Outer. 170 GSM. UPF rating - Good. Features: Contrast hem panel detail. New slim knitted stripe collar and cuff. Loose pocket included. Sizes: S - 3XL, 5XL. Colours: Black/Orange, Black/Bright Green, Black/Cyan, Steel Grey/Red, Steel Grey/Cyan. Cares: Extras.