This knife sharpener can easily be secured to any flat surface with this suction base on the bottom of the sharpener. The sharpener is designed for safe, quick efficient and convenient sharpening. This is an innovative knife sharpener, easy-to-use have a perfect edge on any blade. Good tool for you to sharpen knives safely. An eco-friendly product that sharpens your knives perfectly and reusable. It is mini, portable, and can be securely fastened on any flat surface making the knife sharpening process nothing less than effortless!