These both - GAO EVA KNEE BOOTS in black are designed for comfort and style. The PU pleather & calf leather upper ensures durability, while the slip-on design makes them easy to wear. Perfect for any occasion, these knee boots are a must-have for any fashion-forward individual. PRODUCT INFO Style #: EVB136-WP231-09090 Upper: 80% Pleather + 20% Calf Leather Outsole: 70% EVA + 30% Rubber