No Slip The underside is a super grippy textured foam surface. These things seriously don't budge! No Stink FLAT SOCKS create a moisture-wicking barrier that saves your shoes from becoming a stinky swamp! No Show While you're out rockin' your FLAT SOCKS, they're your shoe’s best-kept secret! You asked, we listened! Get the soft wool FLAT SOCK you love, in the color you asked for! Added to the catalog by popular demand, these Sand FLAT SOCKS are designed to match the look of shoes that look best with a light-tan colored FLAT SOCK. They truly feel as good as they look; soft, cozy, cushy, giving a much more natural feel underfoot. If you want the feel of a soft wool sock while freeing your feet and going sockless, these are your FLAT SOCKS. Top Fabric Material: 100% polyester microwool shop all microwool FLAT SOCKS