The Ultimate Bison Wool SockMeet the Ultimate Bison Socksthe sustainable choice for unmatched comfort, warmth, and eco friendliness. Each pair is crafted using BisonShield fiber, a unique material made from salvaged bison wool that would otherwise go to waste. Not only do these socks wrap your feet in softness, but they also contribute to a lower environmental footprint by repurposing materials that would have been discarded. These socks are perfect for eco conscious customers