Smartwool Classic Thermal Base Layer 1/4 Zip Top Men's 2026 in Gray size Large

evo.com | Smartwool Long Underwear Tops > The Smartwool Classic Thermal Merino Base Layer 1/4 Zip Top isn't just a baselayer, it's a stink-resistant lightweight champ, made for getting after it in the cold. Layer with ease thanks to this slim-fitting garment that features a 1/4 zipper and 100% breathable merino wool. Make sweating fun with the Smartwool Classic Thermal Merino Base Layer 1/4 Zip Top. Flatlock Seam Construction Designed to Eliminate Chafing Zipper Length 10" (25 cm) 100% Merino Wool Made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance. Slim Fit Slim fit is intended to follow the contours of the body Raglan Sleeves | Smartwool Classic Thermal Base Layer 1/4 Zip Top Men's 2026 - Large Gray