REI Co-op Men's Heavyweight 100% Merino Wool Base Layer Half-Zip Top (2 Colors) $49.85 + Free Store Pickup

REI Co-op Men's Heavyweight 100% Merino Wool Base Layer Half-Zip Top (Red or Blue) for $49.83. Available colors/sizes: Sequoia Red: S, M, L, XL, XXL, XXXL; Sargasso Sea (Blue): M, L. Get ready for adventures in the cold with our warmest merino wool base layer yet. Made with 100% merino wool, the men's REI Co-op Heavyweight Merino Half-Zip top is supersoft on the skin.