The classic-construction of these socks provide an active outdoor fit that allows freedom of movement yet stays put on your foot. Organic, chlorine-free, undyed teko MERINO sits against your skin for wicking power & lofty cushion. The footbed is reinforced for exceptional durability. All women’s styles are designed specifically to fit a woman’s foot & leg. A narrower heel pocket & tapered toe ensure a smooth, secure fit. Technology Mid-Weight, organic, chlorine-free M3RINO.XC wool wicks moisture. Light cushion only in footbed, flat knit throughout the rest of the sock Womens specific design with narrower heel pocket & tapered toe. Ribbed construction for a more relaxed fit Reinforced footbed for durability Seamless toe for smooth fit & comfort Lycra arch band for excellent support & comfort Y-heel for an articulated fit Comfortable double cuff. M3RINO.XC Wool: From Argentine farms that have been practicing environmentally-sound techniques for hundreds of years. The wool is shrink resistant & dyed with non-toxic dyes. Applications Backpacking Casual Hiking Ice Climbing Mountaineering Snowshoeing Walking Care Content: 74% M3RINO.XC Organic Wool, 25% Nylon, 1% Lycra spandex Wash: Machine wash warm inside-out, tumble dry low, no iron, no bleach