The Puma SGB Lonestar lockback pocket knife is a great addition to your pocket or knife collection. It features smooth yellow bone scales that feel comfortable in your hand, with a Puma medallion inlayed on them. The knife is made of German 1.4116 steel, which is highly resistant to corrosion and very durable. It has a hardness of 55-57 RC. The knife also has brass liners and pinned construction, ensuring that it will last for many years of reliable use.