Ariat Terrain H2O Endurance boots. The Ariat Terrain Waterproof Hiking Boots are ready to meet any challenge with all-day comfort and durability built right in These will help eat up the miles and get to the finish. Waterproof Pro keeps feet dry, ATS footbeds reduce fatigue, and Duratread outsoles grip and flex; these are proven, tested endurance rider’s boots for the long haul. Leather uppers. Size 6.5 In excellent condition. Size 6.5 terrain h2o endurance Ariat boots