Discover the Ninja Foodi StaySharp blade system, perfect for professional as well as amateur chefs. This 6-part set consists of 5 essential kitchen knives and a versatile kitchen scissors made of German stainless steel with long-lasting precision blades.No more blunt knives. Always ensure incredibly sharp blades with the integrated StaySharp knife sharpener in the blade block. This innovative solution for the home provides for a constant sharpness, always and again.Simply insert a clean, dry blade into the StaySharp knife sharpener to be incredibly sharp in seconds·To obtain knives â with only a few simple steps. The dynamic StaySharp-grinding wheel in such a way that it hits your blade in the perfect angle and applies the optimum pressure, in order to restore the unbelievably sharp cutting of your blade.These premium blades stay sharp for 10 years at the recommended sharpness. Sharpen every 2 weeks for optimal results or when you notice a reduction in cutting performance. The sharpener is designed exclusively for sharpening Ninja blades.This text is machine translated.