Assos RS Spring Fall SocksAn anti-odor blend of polyamide and polyester, improving comfort and thermoregulation, and 15% silk, adds durability, softness, and lightness. The increased density at the toe increases warmth where it’s needed most. The 160-needle construction eliminates seams, wraps and supports the foot, and provides light compression, ensuring the sock doesn’t fall down or constrict.SIZE GUIDE:0: 35-38ll: 39-42lll: 43-46COMPOSITION:70% Polyester27% Polyamide3% Elastane