Enjoy four seasons of great comfort, durability, and fit with our Men's Classic All-Season Merino Base Layer Long Sleeve. This year-round performer features our All-Season-weight Merino jersey fabric with a nylon core to increase durability while still keeping 100% soft Merino wool next to skin. Its shoulder and seam construction is designed to help minimize chafing while wearing a pack, and new select colorways feature a more responsible plant-based-dye technique. Gear up to go farther on every pursuit with this base layer.• Our slim fit is intended to follow the contours of the body• Our lightweight Merino jersey fabric uses a recycled nylon core to increase durability while still keeping 100% Merino wool next to skin• Flatlock seam construction and offset shoulder and side seams designed to increase comfort and minimize chafing• Side seams wrap to front for body-enhancing fitMaterials• 88% Merino Wool, 12% Nylon. Exclusive of DecorationCare• Machine wash warm gentle cycle• Wash with like colors• Do not bleach• Do not dry clean• Tumble dry low• Cool iron as needed• Do not iron decoration
Style Variants
Available Colors: Sable Brown - Black, Sable Brown Mountain, Nival Blue
Size Reference for SmartWool Sleeve Base Layer - Men's
Available Sizes: S, XL, XXL


















