This is a professional scissor set made by skilled craftsmen. The material is made of carbon steel 420C and is hand finished using the same manufacturing method as a high priced scissor, but by producing a large lot, it is possible to offer at a low price. This set of 3 includes basic straight scissors, mini scissor perfect for cutting small points, and 40th standard sening at an affordable price. This product is a professional product for trimmers. The blade is razor sharp, so please be careful when using and storing it. The included case may change from the photo. Depending on the amount of hair, hair quality and how you use it, the proportion of the hair will change.