Black leather shoe with denim. Inside is lined with leather and cotton, and the sole is made of rubber. Like G-Star apparel, G-Star footwear combines classic craftsmanship with a modern take on design. This season the collection of derbys, boots, brogues and trainers is hallmarked by an unexpected mix of chambray fabrics, rivet details and high-gloss leather. Colour: Black leather with denim. Upper: Denim, leather. / Lining: Leather, cotton. / Footbed: Microfibre. / Outsole: Rubber