The Work Sharp Folding Field Sharpener™ is ultra-compact, lightweight, and packable, making it perfect for on-the-go sharpening. Built-in guides ensure easy, successful sharpening and honing on the diamond and ceramic plates. The folding design and Pocket Clip let you take it on all your adventures - field, backcountry, camp, or wherever you go. Keep your knives sharp and ready for any outdoor activity. Make Sharp Happen™.