Knoll Barcelona Relax Day BedDescription Dimensions We have always loved the Barcelona Chair, designed in 1929 by Ludwig Mies van der Rohe for the German Pavilion at the Barcelona World Exposition. Now the products from the Barcelona collection are not only beautiful, but also very comfortable, as Knoll introduces Barcelona Relax (also known as Barcelona Comfort). Knoll have put a lot of efforts and research into making the original design more comfortable and bringing a more