Smartwool Men's Classic All-Season Merino Base Layer 1/4 Zip Boxed Vest per 90 sec

per 90 sec

while the seamless construction produces better thermal efficiency and water resistance

Blue River

TitanX finish

Smartwool Men's Classic All-Season Merino Base Layer 1/4 Zip Boxed Vest per 90 secDescription Zip up in cold weather and zip down when it warms up in this year round favorite, our Men's Classic All Season Merino Base Layer 1 4 Zip. This top uses our All Season weight Merino fabric wrapped around a nylon core to increase durability, while still keeping the 100% soft, Merino wool you love next to skin. Side seams help minimize chafing while wearing a pack and offer a body enhancing fit. Select colorways feature a more responsible