This is a wonderful piece of Americana. The tobacco box is outfitted with a burning lens to create a fire with sunlight. It has a high quality 6 power magnifier to light pipes and camp fires. It has a friction fit lid and lens cover. It is copied from the museum original. It was very popular trade item stocked by the Hudson Bay Company, Northwest Company and many others during the fur trade era. It is available in brass, copper, tin and German silver. It measures 4 5/16" by 3" by 1 3/16". This is a great gift for your re-enachment enthusiast. TDC products are proudly made by skilled craftsmen in America. "German silver" is 65% Copper, 18% Nickel and 17% zinc.