MY FAVORITE THINGS-Die-namics. These steel dies will cut through cardstock, thin chipboard, 1/4 inch cork, felt, acetate, sticky back canvas, fabric, sandpaper, 2mm craft foam, and 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 Postage Stamp Stax: 6 dies ranging in size from 1x3/4 inch to 4-1/2x3-1/2 inches. Made in USA.