Smartwool's Men's Classic Thermal Merino Base Layer Colorblock Crew features 100% responsibly sourced Merino wool made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance. With shoulder panels and a flatlock seam construction, this base layer brings consistent comfort, as well as reliable warmth and durability, to winter hiking, running, and skiing.
Slim fit
100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation and odor resistance
Flatlock seam construction and offset shoulder and side seams designed to increase comfort and minimize chafing
