A high-quality bread knife made of stainless steel (AISI 420) has a serrated blade that easily cuts through even the toughest crusts The knives in Tramontina's Ultracorte series feature an antibacterial and ergonomic handle made from durable polypropylene, with three aluminum rivets. The blades of these high-quality kitchen knives extend seamlessly the entire length of the handle. Dishwasher-safe.