Boss Mens Noel Bar Moccasin Suede Loafer Dark Blue Slip-on design Tri colour tab on the heel Boss branded hardware on the vamp Rubber sole Material composition: 90% Polyamid, 10% Polyurethane, Sole: 100% Thermoplastic polyurethane , Upper material: 100% Cow leather, Innersole: 90% Polyamid, 10% Polyurethane Boss. Colour: blue