Lightweight, breathable merino wool socks for all-day riding comfortWhen you know you're heading out for a full pull, you want your feet to stay comfy all day. The Women's 4" Flexair Merino Socks are lightweight and breathable socks that are 100% up to the task. The compression arch bumps up the comfort stakes, as does the flat-stitch toe construction which stops chaffing and irritation while you ride. With their rib-knit upper, these socks won't fall down, even if you do.