They are! Having bought these before, these socks are thinner and gobros describes them as dress socks. When MD dropped these awhile back, they were selling the 1474 which is thicker (light cushion) than this but the same size (mid-calf). After that, they started dropping this one, the 1480 (light sock), which is again thinner but with different material percentages.
For reference the 1474 and 1480: