Ultimate premium grade Crazy Horse Leather Uppers.   Why buy these Crazy Horse Leather Uppers American Work Bull Steel toe boots?  Crazy Horse Leather is the highest-quality and priciest leather on the market, made from full-grain cowhide.  
 
Boots made from ‘genuine leather’ (ordinary leather) last only a couple years, crazy leather can serve you for up to thirty years (sometimes longer if they are cared for properly).