The Men's Merino-Bamboo Base Layer Zip Top from Urberg is a warming base layer top for men. Crafted from a super-soft blend of merino wool and viscose, the sweater has a high collar with a zipper to protect against chilly winds during your adventures.\n\nFabric: 47 % wool, 42 % viscose, 11 % polyamide Urberg Men's Merino-Bamboo Base Layer Zip Top Dark Navy | Buy Urberg Men's Merino-Bamboo Base Layer Zip Top Dark Navy here | Outnorth