Blade material: Common kitchen knife blade materials are stainless steel, carbon steel and ceramics. Stainless steel blade is corrosion-resistant and easy to clean, but it is soft and difficult to keep sharp; Carbon steel blades are sharp and durable, but they need regular maintenance to prevent rusting; Ceramic blades are light and sharp, but fragile and need to be used with care.
Blade length: The blade length of a common household kitchen knife is 20-25 cm, so choose the length suitable for your own use habits and cutting needs.
Handle material: Handle material can be made of wood, plastic or metal. The wooden handle feels comfortable, but it needs regular maintenance; The plastic handle is durable and easy to clean; The metal handle is strong and durable, but it may be heavy.
Handle design: the handle design should conform to ergonomics, feel comfortable, hold firmly and not easy to slide down.
Brand and price: choose products of famous brands, and the quality is guaranteed. The price factor can be considered according to the personal budget.