Men's Classic All-Season Merino Base Layer 1/4 Zip Size:2XL 1-oz (147-g) 100% recycled polyester

1-oz (147-g) 100% recycled polyester diamond-grid double knit with HeiQ® Fresh durable odor controlbluesign® Approved Fabric – This fabric offers the highest level of consumer safety by employing methods and materials in their manufacture that conserve resources and minimize impacts on people and the environment

while the reflective side hems and logo help keep you safe when the sun dips beyond the horizon

Stretch mesh side pockets

Experience: Cushion

The airflow through the mesh panel will start the evaporative cooling process

Men's Classic All-Season Merino Base Layer 1/4 Zip Size:2XL 1-oz (147-g) 100% recycled polyesterClassic All Season Merino Smartool's most versatile year round fabric features a nylon core for durability, while keeping soft 100% Merino wool next to skin. Smartwool's popular Classic All Season Merino Base Layer 1 4 Zip is the perfect base layer for warm or cold weather. 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