The easiest way to sharpen knives and to keep them sharp.
2-Stage Keychain Picnic Sharpener by Wusthof. Compact-size sharpener to sharpen your knives on the go. It is lightweight, portable, comes with a lanyard hole, and has non-slip rubber feet for added safety. Excellent for use on all types of knives.
With this Sharpener, the knife is simply drawn through the guiding notches a few times - the notch with tungsten steel is used for coarser sharpening (for blunt blades) while the ceramic notch is for fine sharpening (for coarsely sharpened or moderately-sharp blades) – and results are quickly achieved.