When you're looking for the comfort of merino without the extra fabric in your ski boots, the women's MERINO 250 Baselayer 3/4 sock is for you. Smartwool's 100% merino wool offers the best in breathability, comfort and thermoregulation, while a new, redesigned fit helps reduce sagging and excess fabric, perfect for your layering needs. The merino-covered elastic waistband and flatlock seam construction provide next-to-skin comfort all day on the slopes or trails.