Kaisercraft-Dies. These steel dies will cut through cardstock, thin chipboard, felt, acetate, sticky back canvas, sandpaper, foam and much more! They work with virtually any die-cutting machine that will accommodate wafer-thin dies and are sure to become an essential ingredient in your paper crafting process. This package contains 3 Butterflies: three 1-1/2x1-1/2 to 2-1/2x1-3/4 inch dies. Imported.