Super Nonstick Granitestone Coating: - Nutriblade Steak Knife Set is coated with mineral based and infused with diamonds and ensures the knives remain clean, free from rust and stains for years to come. - It is non-stick so it can prevent food from sticking on the knife while slicing or chopping steaks or meat. Rust-Free and Razor Sharp Steel Blades: - Steak knives are made of high-grade stainless steel blades to resist stains and rust for everyday use. - It has razor sharp blades for easy, precise and effortless cutting. Comfortable Handles: - Handles are ergonomically designed for nonslip comfortable grip so you can slice steaks smoothly without straining your hands. Dishwasher Safe: - No worries in cleaning these items as it is dishwasher safe, simply throw them in the dishwasher and let it do the work.