The Bamboro Ankle Sock is the light, low-cut sock you reach for with sneakers, loafers and flats. Bamboo viscose meets a thin summer knit and a non-slip heel that stays exactly where you put it. Soft enough to forget you have them on. Why it works Low-cut ankle height.Sits just below the ankle bone, invisible in sneakers, loafers and low shoes, with no peeking above the line. Non-slip heel.A reinforced heel keeps the sock in place all day, with no slipping down and no constant adjusting. Lightweight summer knit.A thin, breathable knit keeps feet cool in closed shoes without losing softness. Silky bamboo that stays dry.Bamboo viscose feels softer than cotton and draws moisture away, so feet stay fresher through the day. Made from 82% bamboo viscose, 13% nylon and 5% elastane.