The Men's Fuse Sweater. Made from recycled polyester/elastane 4-way stretch Ilus Core fabric for ultimate comfort in motion. Supremely soft and quick-drying keeps you warm and dry all day. Half-zip fastening with inner zip guard to get air when you need it. The Dare 2b Fuse Sweater is made from recycled 4-way stretch fabric for ultimate comfort. Quick-drying keeps you warm and dry all day. Half-zip fastening with inner zip guard to get air when you need it. Layer it up for everything outdoors. This product recycled 19 plastic bottles. Warm backed stretch fabric 240g/m ¿ - Ilus Stretch Synthetic chemical free anti-bacterial odour control treatment UV Shielding (UPF) of 50+ Metal effect 1/4 zip with inner zip and chin guard. More sizes available up to 8XL on OS colourways.