An article of footwear includes an upper and a sole assembly secured to the upper. The method comprises performing a first planarization of the object using a first polishing pad having a smaller surface area than the object being planarized in a processing module; and cleaning the object in the processing module. The flexural member has internal surfaces which extend rearwardly toward the reflector surrounding the edges of the reflector such that no gaps are visually present and which can be metalized such that the overall lamp assembly has a shiny appearance.