I do not know whether a product the price value is equal to say that you can not use it. In this sun on one side, the grid was riveted wrong to adjust the inclination of the backrest, so you could use the very limited sun. Leaning seams, inclusions in the material, hinges and hooks that gives the impression you should lay only with a BMI below 20 on. Customer there is not the manufacturer, on request returns only an email automatically generated.