Highway 21 Primary Engineer BootsThe engineer boot has been around since.....forever and been the choice for motorcyclists since the motor met two wheels. Building on the historically popular boot, the Highway 21 Primary Engineer Boots take the classic engineer style into the 21st century with a oiled leather upper and 100% waterproof HiPora lining.Features: 100% top quality full grain leather Goodyear welt construction for durability Boot can be re-soled Oil-resistant, anti-slip rubber sole Water-resistant oiled leather HiPora waterproof lining throughout Removable insole Full length cushioned sock lining Pull loop for easy-on wearability 2 year manufacturer's warranty