It's a men's dress socks made of Mercerized Cotton that are gas-processed and have a soft fit at the same time. This is Etchell's Sartorial line that goes well with vintage fashion or formal suits. The Herringbone series is a variety of colored socks that keep the spacing and length of traditional herringbone pattern socks. It is a design that can be worn on both sneakers and shoes, and it is suitable for those who want a sensible outfit without being too flashy. It's not thick, so it's good to wear all four seasons.