WING, a project grown out of an in-depth ergonomic study and from requirements of comfort and safety, all this using recyclable materials and state of the art technology. The permanent contact version allows for the regulation of the height and inclination of the back. The synchron version haor height-adjustable back and variable inclination of seat and back adjusted to the weight of the user. Available in gray or black polypropylene shells in 2 sizes, with fixed or height-adjustable armrests. A large choice of upholstery options in colorful M1 Class fire retardant fabrics.