Zippo Slim Lighters were introduced in 1956, as a product to appeal to consumers looking for a less masculine lighter. A smaller version of the classic windproof lighter. This Slim Street Chrome lighter is easy to fit right in your pocket, bag or purse. All metal construction with windproof design works virtually anywhere. For optimal performance, fill with Zippo lighter fluid (sold separately). The Slim lighters have a standard case shape featuring rounded corners and top with a flat bottom. A five-barrel hinge joins the top and the bottom. It has a standard insert with 16 holes in the chimney (8 per side). The bottom is stamped with Zippo logo from the period authenticates these lighters as genuine Zippo. Comes packaged in a gift box.