Pinking shears have zig zag teeth on the inner side of the blade to create a serrated edge. It allows your projects to display a zig zag finish and if cutting fabric helps to stop the fabric from fraying. 
This pinking shears comes in a box and has a plastic insert for when it is not in use. 
Blade length - 7cm
Total length - 24cm (9")
Teeth size - 3mm
Weight - 200g
Plastic handle. 
This is not a toy and should be used with adult supervision if being used by children.