Legendary LowLife NCP Cropped Fitted American Bison Leather Motorcycle VestThe Legendary LowLife NCP American Bison is the limited edition exotic leather version of the LowLife 1. 4mm American Bison leather in copper tan, No Chest Pockets, same cropped fitted construction as the standard LowLife. American Bison leather is heavier, more textured, and significantly rarer than cowhide; it has a distinctive pebbled grain and develops a more dramatic patina with wear. The copper tan Bison hide will darken and deepen at pressure