Mens BOSS Kieran Coated Leather Trainers with Gold Tone Logo BOSS Menswear's dress trainers are designed to go with every look. Coated-leather uppers signature-stripe stitching and a gold-tone logo bring distinctive edge. Upper material: 100% Cow leather. Lining: 100% Polyester 60% Polyester 40% Polyurethane. Sole: 100% Rubber. Innersole: 100% Polyester. - Ref: 50536504-001, Material: Leather.