BOSS Calev Derby is a classic leather derby designed for business and formal wear. It features clean lines and a tone-on-tone embossed logo for a refined, understated look. Key attributes: Black | Leather | Padded footbed | Waxed round laces | Back pull tab for easy on | Tone-on-tone embossed logo on the side | Stitching | Round toe | Composition & care: Upper: Leather | Sole: Leather | Lining and sock: Leather and textile | Use specific products for leather to clean.