Men's Smartwool Thermal Merino 1/4 Zip - SW016355-K42 Men's vented straps available in Medium

vented straps available in Medium and Large strap lengths

all polarized

- Technical synthetic mesh upper

Midfoot support is controlled by the laces

Men's Smartwool Thermal Merino 1/4 Zip - SW016355-K42 Men's vented straps available in MediumThe updated fit of the Men's Classic Thermal Merino Base Layer 1 4 Zip improves functionality while also enhancing aesthetics. As one of the 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, running, and