1.It is made of high quality food grade ABS.Cake cutting attachment tools, small, lightweight and durable, easy to store. 2.Suitable for cake size 10 inches and below, which depends on the length of the blade, after you put the knife into it, you can adjust the total 5 layers of the DIY cake knife. 3.Suitable for cakes of different sizes.Perfect for icing desserts, cakes iced cookies, biscuits, cheese, pancakes, cakes and cupcakes. 4.You can get a perfectly even cake or slice of toast by pressing two buttons on the slicer to tighten the knife blade on the same plane and move the blade horizontally on a flat surface. 5.Ideal for beginners, professionals and cake lovers. It is dishwasher safe, an essential kitchen tool for your family and friends.