Welcome! Yes, these are the wonderful Mohair Socks from Harmony, MN
Jim and Ada closed the shop, but the socks are still available to order online here!
Mohair is wool that comes from the Angora goat, which is not to be confused with angora, which is wool that comes from the angora rabbit. It is coarser than cashmere (24 microns), but it wears hard, responds beautifully to dyeing, and we consider it the most underrated wool textile for menswear. We say: give us mo. - From GQ magazine (see the full article here)