Fabric: 100% BIZ COOL Micro Polyester. 155 GSM. UPF rating - Excellent. Features: Silver reflective trims help you stand out. Dynamic design with bold colour contrast. Mesh side panels for greater air flow. Comfortable crew neck, not too high or low. Sizes: XS - 3XL, 5XL. Colours: Navy/Red/Silver, Navy/Sky/Silver, Black/Red/Silver, Black/Teal/Silver, Black/White/Silver, Navy/White/Silver, White/Black/Silver, Grey/Fluoro Lime/Silver, Black/Gold/Silver.