SUITABLE - Perfect for layer cakes, creates perfect layers, slices cake horizontally. Suitable for cake size 10 inch and below which depends on the blade length of knife. EASY TO USE - Press two buttons of slicer to clamp knife blade at same layer. Move the blade horizontally at flat surface. You can get perfect uniform cake or toast slice. SPRING INSIDE AND ADJUSTABLE - Embedded stainless steel spring clamps the blade without any loose or fall off, just press the button, after putting the knife in it, the DIY cake slicer with total 5 layers can be adjusted. MATERIAL - Made of BPA-free food grade plastic, dishwasher safe, essential kitchen tool and great gift cake cutting tools, small, lightweight and durable, easy to store. Lightweight and easy to store. This bread slicer is strong, light, and can be easily stored together and won't get lost. It holds your knife perfectly level with a spring and will not move easily.