Smartwool Men's Classic All Season Merino Base Layer 1/4 Zip socks Rebound cushioning and controlled power

Rebound cushioning and controlled power transmission provide faster regeneration and powerful propulsion with every stride

Built in sweatband

plush cushioning

True to size

and a perfect fit

Smartwool Men's Classic All Season Merino Base Layer 1/4 Zip socks Rebound cushioning and controlled powerSmartwool's popular Classic All Season Merino Base Layer 1 4 Zip is the perfect base layer for warm or cold weather. This top uses 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. This base layer is comfortable, powerful, sustainable, and, frankly, do it all able.