The Dege Eco Knit Half Zip is made from recycled polyester so you can feel good about what you're wearing. This men's jacket features a convertible collar that gives you two different ways to wear it. The Dege Eco Knit Half Zip has moisture-wicking, snag-resistant, wash-and-wear fabric with UPF 40+ protection (light colors UPF 15-24) and an anti-microbial finish to keep you feeling fresh.