413 is a chair by Mario Bellini for Cassina. Enamelled steel frame. The seat is padded with polyurethane foam. Leather upholstery zippered over the frame, in different colours.413 is the head of the family of seater, Bellini takes us through CAB to a reflection on the deep questions regarding the exact nature of the semantic meaning of furniture. The chairs were conceived with the aim of helping to stretch the body, acting almost as an extension of the body, the frame is made of tubular steel over which a stitched leather cover has been stretched, this is then fixed to the frame and held in place by four zips. A perfect chair around an important table, which is in the livingroom in the home or in the meeting room in the office, or even in a restaurant with a refined and luxurious style.