Linda Baumann Lace-up Derby Shoes are leather lace-up flats designed for business and formal wear. They stand out for their low-profile flat sole and streamlined square-toe silhouette, model code LDB6585-25232BLK (brand style ID 658525226BLK). Key attributes: Black | Calf leather | Lace-up fastening | Square toe | Streamlined low-profile silhouette | Composition & care: Outer: calf leather 100% | Lining: leather | Sole: rubber 100%