The Case XX USA 2159L SS Hammerhead Shark Lockback Folding Pocket Knife is a collectible modern folding knife made in the United States in 2007. This pocket knife features a 2.76 - 4 inch stainless steel blade with a clip point and a manual lockback opening mechanism. The handle is made of plastic in a brown color, and the knife is designed for ambidextrous use. With its unique Hammerhead design and original production, this pocket knife is a valuable addition to any knife collection.