The Jewelstik Sportsman FlipStik Knife Sharpener is a handy tool you want to keep in your tackle box, tool box, in the trunk of your car and in the kitchen. It's only 5 inches in length when closed, but when you turn the cap and attach it to the bottom, it now becomes the handle. Now your sharpener is 9 inches in length. A nice tool to sharpen your pocket knives while at work, your boning knives while fishing, or your skinning knvies while hunting. This item is most popular with workers that are dealing with cutting wire, carpet, boxes or rope at their jobs all day.