Tramontina 7 Inches Cook Knife Professional Blade made of the highest quality stainless steel associated with efficient heat treatment sub-zero, giving a great resistance to wear the wire. With cavities alternated on each side of the blade, it gives a precise and effortless cut, stopping the food sticking to blade. Certified by NSF, National Sanitation Foundation an internationally recognized organization in the practices of consultancy, inspection and training, aimed at ensuring the health of food, water, air and environment. Polypropylene handle with antimicrobial protection that inhibit odor and stains caused by bacteria, mould and mildew. Dishwasher proof. Long lasting shine.