The men's NTS Micro 150 Crew Top from Smartwool is perfect as a baselayer in cooler weather or wear it alone when you get warm. There's no reason to be uncomfortable while you're outdoors enjoying your favorite activities.
Knit in Vietnam of 100% Merino Wool
Jersey knit; UPF 30
Crew neck with set-in long sleeves
Stripe tape binding at back neck and contrast color internal stitching detail