The of the metal cutting die is smooth and of burrs, and will not scratch the delicate hands of children, so you can use it with confidence. A happy birthday shape metal cutting die to meet your needs. It is a wonderful children, which can exercise their hands-on ability and stimulate their imagination and creativity. Our metal cutting die is suitable for scrapbooks, diaries, magazines, greeting cards, packaging, and are especially suitable for making birthday decorations. iron it is light, thin and wear-resistant and fall-resistant, easy to clean, and can be used for a long for time.