This is a kitchen scissors from Kai! These kitchen scissors can be disassembled for easy cleaning, ensuring they are easy to wash and keep clean. Dishwasher safe. There is some rust and dirt. These kitchen scissors combine fine and thick blades, achieving a durable construction and sharp cutting performance. They use a 3.0mm thick blade with a non-slip serrated edge. *This product can be disassembled and washed, and is compatible with household dishwashers and dish dryers. Please refrain from boiling sterilization as it may cause deformation and rust. Feel free to ask any questions in the comments!