The Carbo-Tec FLX waterproof pull-on is an 11" square toe western work boot with an ultra-comfy AMP insole. Made from full-grain leather, it features leather pull loops, FLX-FIT technology, a high-performance mesh lining, and the Georgia Waterproof System. The Carbo-Tec outsole is oil, slip, abrasion, chemical, and heat resistant, meeting ASTM 2892 electrical hazard standards.