Sebago features some of the finest, and the most durable, Horween® leather —American Bison Leather. Horween Leather Company selects the best hides and uses their proprietary 100-year old processes and formulas to optimize the leather for footwear. Genuine American Bison leather is stronger than traditional cowhide and is unparalleled in its softness, strength, and durability. Showcasing the beautiful marks of a range animal, the natural grain of the Horween bison hide is part of the beauty of this product. The tanning process and treatments deliver a leather that is of the highest quality and ages beautifully.