Smartwool Classic Thermal Merino Base Layer 3/4 Bottom - Men's

Keep your ski boots, hiking boots, and running shoes free of bulk and friction with Smartwool'sMen's Classic Thermal Merino Base Layer 3/4 Bottom. 100% responsibly sourced Merino wool provides ultimate breathability and comfort, while a newly redesigned base layer pants fit helps reduce sag and excess fabric - perfect for your layering needs.