FoxRiver Raggler Cotton and Wool Blend Crew Cut Socks 66% Cotton/28% Wool/5% Nylon/1% Spandex Made in US Heavyweight socks; a Classic blend of cotton and wool meets modern foxsox Technology Soft, cool cotton in this all-day Hiker socks that can take all the trail can dish out, and then some This cold weather sock features an engineered fit and flat, smooth toe seam for comfort Cotton-wool blend gives natural insulation that keeps feet Warm These Crew cut cotton socks are proudly made in the USA