Featuring smooth leather uppers with intricate stitching, these BOSS Menswear Derby shoes are a refined formal touch.Durable heel with embossed logo.This product contains at least 60% better raw materials.We continuously look for more responsible ways to produce and finish our products.A minimum of 60% of the leather used to make this product has been sourced from certified tanneries.Features:- Sole:Other material.- Lining:Fully lined.- Fastening SLA:Laces.Specifications:- Material:Innersole:5% Polyurethane, 95% Polyester, Lining:5% Polyurethane, 95% Polyester, 50% Polyester, 50% Polyurethane, Quality:100% Cow hide leather, Sole:100% Thermoplastic polyurethane, Upper Material:100% Cow hide leather.