Ultimate American Sock Men's

The United by Blue Ultimate American Socks use bison down. Down is often discarded by the meat industry, which is a shame since it's even warmer and better for moisture control than wool. United by Blue take the care to transfer this ultimate American fiber into socks, gloves, and jackets, and no bison are raised or harmed for their down.Softer than cashmere and warmer than wool, this sock is made with bison down to keep your feet warm and dry. Crafted entirely in the USA from authentic, American materials.For every product sold, United By Blue removes one pound of trash from our world's oceans and waterways.