Santoni Leather Stretch Buckle Knee Boots pair smooth calf leather with a slim neoprene insert for a streamlined knee-high silhouette, finished with a signature double-buckle strap. Key attributes: Black | Calf leather | Lugged rubber outsole for traction | Slim-fitting neoprene back for stretch and a close fit | Inner side zip for easy on/off | Pull-on style | Knee-high silhouette | Rounded toe | Tapered silhouette | Double-buckle strap detail | Dimensions & fit: Slim-fitting silhouette | Composition & care: 82% calf leather (upper) | 14% polyamide (neoprene/stretch) | 4% elastane (neoprene/stretch) | Leather (lining)