The EdgeTek Fishing FlipStik offers an easy-carry sharpener with a 100% diamond-coated surface and oval contour for sharpening a wide variety of blade edges. It is lightweight and compact, with a handle that also doubles as a carrying case. Those on the go who may need to touch up a knife blade or fishhook after lots of fieldwork don’t want to be caught without a FlipStik. MSRP $22.