Fabric: 100% BIZ COOL Breathable Polyester. Features: Sweat-wicking stretch fabric perfect as a mid-layer. Reflective trims and fluoro Hood Lining/Cuff to maximise visibility. Thumb holes keep sleeves down for added warmth. Sizes: S - 3XL, 5XL. Colours: Grey/Fluoro Yellow, Grey/Fluoro Orange. Cares: Extras.