Classic Thermal Merino Base Layer 1/4 Zip Size:XL you’ll be set with pants

you’ll be set with pants made from ENDURO FABRIC™ that provides unparalleled year-round performance

Just the right size for your wallet

Increased support and stability in casual

Bite valve keeps liquids from escaping

Movable from shoe to shoe with no trimming required

Classic Thermal Merino Base Layer 1/4 Zip Size:XL you’ll be set with pantsWe've updated the fit of our Men's Merino 250 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, running, and