More comfortable chair than barstool, this seating from Mater's Shell series features a swivel-seat sheathed in sumptuous leather. The Danish design house collaborated with leading supplier Sorensen for the upholstery in Ultra, a stain-resistant and durable leather, over a layer of comfortable foam. The striking silhouette owes to its American designer Mike Dreeben. formally trained as a sculptor, and his abiding interest in fine materials and the woodworking craft. Stool available in a selection of leather hues with solid oak base in matte grey stain.