Sumkica Ceramic Knife Set - Red Handle, White Blade Kitchen Knives with Sheath Protector - Includes 6-inch Chef's Knife, 5-inch Utility (Slicing), 4-inch Fruit Knife, 3-inch Paring, Vegetable Peeler Ultra sharp ceramic blades stay sharp 15x longer than steel Won't brown foods or transfer metallic taste or smell Rust-proof, stain-proof and germ resistant The handle is hollow, comfortably ergonomic and perfectly balanced Made out of very hard and tough ceramic (Zirconia 206)