People Socks Gift Box: Small-Medium 4pairs 71% Premium Merino Wool Crew Socks Made in USA (Small-Medium 2 Charcoal X 1 Navy X 1 Brown) 71% Merino wool ,21% Nylon, 7% Poly,1% Spandex Premium 71% Australian Merino Wool , knitted in the USA Merino Wool . Wash with care. Cold/warm wash inside out. Air-dry (pilling is normal) Fits Men small medium 7-9.5; Large Shoe size 9.5-12, Please look at the People Socks sizing image only. Reinforced toe and heal