Smartwool SW016355 M's Classic Thermal Merino Base Layer 1/4 Zip PSA outsole grabs the terrain

outsole grabs the terrain

Try something new with this romper that mixes all the lightweight comfort of your favorite summer dress with the flexibility of a romper that dresses up and down with ease

• Back Pocket Closure: Two back flap pockets with button through

• SOCKLINER: Molded OrthoLite sockliner

ULTRA GLIDE 2 is a game-changing

Smartwool SW016355 M's Classic Thermal Merino Base Layer 1/4 Zip PSA outsole grabs the terrainWe've updated the fit of our Men's Classic Thermal Merino Base Layer 1 4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest base layer tops and best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help minimize chafing as well as help keep you comfortable and temperature regulated as you enjoy high intensity skiing, hiking,