Product details:

The Icebreaker Descender Long Sleeve Full-Zip Top for Men is the perfect midweight layer for wearing on chilly morning runs or as a mid layer under more technical gear when the temps turn cold. Made with merino wool, the Icebreaker Descender Long Sleeve Full-Zip Top naturally keeps you warm in cold weather, is breathable, and is naturally anti-bacterial to keep you smelling like a rose. The Descender Long Sleeve Full-Zip Top innovatively wraps merino wool fibers around a nylon core, brushes the back it for added softness and to trap your body heat in its channels. Combined with the lighter weight side panels that manage moisture and ventilate excess heat, this gives you a comfortable, warm top that can keep up with your most active pursuits. Secure zippered front hand and chest pockets keep your essentials safe and secure so you can hit the trail hands-free, and thumbholes keep your hands plenty warm so you can go farther than ever before.