Santoni Isaac Oxford Shoe pairs hand-polished Origine calfskin with Goodyear-welt construction for a refined formal shoe built to be durable and resoleable. Key attributes: Nero Fumo | Origine leather | Water resistance | Breathable | Goodyear welt construction | Replaceable sole | Five-hole lace-up fastening | Leather sole with rubber half heel | Timeless tapered silhouette | Seam across the toe | Dimensions & fit: Heel height: 3.5 cm | Fits true to size — take your normal size | Composition & care: Full-grain calfskin (Origine leather) | Leather sole | Rubber half heel | Use leather care products; avoid soaps and chemical detergents and do not machine wash. Use a shoehorn when putting on, insert wooden shoe trees during storage, and keep away from direct heat and excessive moisture. Santoni repair service available for resoling and restoration.