Multimaterial Olympic Torch. The recycled materials used are: aluminium alloys with 90% certified recycled content (for the structural sections of the torch such as the upper and central cover, the handle and the torch cap), ultralight plastic material (Xl Extralight polymer) with 69% recycled content, black coil steel for the flame deflector with 21% recycled content, and brass for the internal valve with a certified recycled and industrial by-product content of 90%