Gerber 22-01021 Obsidian Fine Edge Folding Knife is very different from the other types of knives. It is unique in terms of its design and also the overall appearance and the mind-blowing features. One of the highlight features of this tool is the secure handle which is designed in a way so as to offer a powerful grip to the users. A good grip is not only necessary but adds to the comfort level of the user as well. The above features have made the tool very popular and that is why it is purchased by many.