For those who lead an active and adventurous lifestyle, the Lightweight Nuyarn Merino Basic T from Trewgear.com is the perfect choice. This lightweight and breathable top is made from a unique blend of merino wool and nylon, making it highly durable yet amazingly soft and comfortable. It's ideal for running, hiking, biking, and any other outdoor activity, and it won't weigh you down. Plus, it's designed to keep you warm in the winter and cool