These knives are made of high-quality stainless steel and feature stylish stainless steel handles. Easily sharpened and holds their edge well. The handle is safe, high impact, slip-resistant as well as antimicrobial and micro-organism safe. The knife is and low temperature resistant and safe to use in the freezer. Dull knives are a thing of the past! With this handy pull-through sharpener you can sharpen your kitchen knives in 3 simple stages. The diamond surface prepares the knife for sharpening, the tungsten steel restores the cutting edge into a V-shape and the ceramic stone polishes the blade and removes any irregularities. The sharpener’s comfort-grip handle with a non-slip base ensures extra stability. Set includes: (7") Santoku knife with holes, (5")Santoku knife grooved, (4 1/2") Santoku knife, (7" x 3 1/2") cleaver, 8" 3 in 1 sharpener.