Smartwool’s Intraknit Thermal Merino Base Layer for Women introduces a new level of comfort, warmth, and functionality to your winter wardrobe. Woven from a blend of synthetic and merino wool fibers, this Intraknit baselayer sports a strikingly cozy profile that blends the moisture-wicking, quick-drying, and odor-resistant properties of wool with the value and comfort of synthetic. Strategically distributed mesh ventilation panels further drive breathability by keeping the body’s temperature cool, calm, and regulated. Smartwool’s 3D mapping technology combines with this ¼ zip’s slim fit to offer an exceptionally articulated fit that never inhibits your range of motion. Warm, versatile, and oh-so cozy, the Smartwool Intraknit Thermal Merino Base Layer for Women leaves little to be desired in the realm of activewear expertise.