An elastomeric composition includes at least one elastomeric diene polymer, at least one thermoplastic polymer, and at least one polymer comprising functional groups. The pixel activation mechanism includes three grating light valves that are controlled by a processor in response to a demanded image to modulate the UV light as appropriate to produce the demanded image. Each cutting element of each row includes one or more pocket cutting elements and one or more groove cutting elements. The method determines 3-D coordinates of the target site in a reference coordinate system. The roll container further includes a device configured to lock the upper portion of the door to the front end of the side wall frames at different heights.