Suede finish, 100% cowhide leather boat shoe loafers. 54% goatskin lining. 100% goatskin insole. Rubber sole. LEATHER: This product is made with an exclusive material. Any possible marks or color variations are characteristics that confirm the authenticity of the leather. STARFIT® TECHNICAL INSOLE FOAM: Flexible technical insole made of polyurethane foam. Comfort, cushioning and durability.