Levirsquos have made these levis 120sf classic rib cushioned socks using soft strong combed cotton to ensure that they are big on comfort with a deeply looped pile inner with a thickness bias towards the sole to give them impact absorption the lsquo120sfrsquo part of the name refers to a 120 needle construction and san francisco the companyrsquos homethe two pairs of cotton rich regular length half calf socks offer lsquoheavy duty comfort for the real worldrsquo so clearly levi