The 6 Wedge Boot makes sure you've got the right amount of durability, flexibility, and comfort to get through your day. Gold coast barracuda SPR™ leather upper resists caustic alkali, sulfuric acid, calcium hydroxide, potassium phosphate, caustic potash, and other barnyard acids. And it is also pasture-proof. Soft toe work boot for a more lighter weight design and better flexibility. Leather lining for added comfort.Nylon back pull loop.Flex notched quarters.Goodyear® welt construction for additional durability and strength.Covered cushion insole for added comfort and underfoot support.Proprietary oil resistant polyurethane wedge outsole.