Due to its design, it is stable and robust even with a reflector of only 0,15 mm thickness. It has a small supporting foil to support it from behind and a bottom plate to stabilize it. The weight of the two reflectors is about 300g and with a lightweigt bottom plate the whole cooker will not exceed 2 kg. With a total volume of 4 dm3 this means that up to 10000 units can be shipped in one 40ft container.