Applipops are made of beautiful stainless steel that will not stain, corrode, or rust. Thinner than a dime to eliminate a thick edge, Applipops make turned-edge applique circles fool-proof and enjoyable. So easy to use! Just insert fabric in between two rings, press, starch and iron and you'll have perfect applique circles in a jiffy!Make 8 Different Circle Sizes: 0.375", 0.5", 0.75", 1", 1.25", 1.5", 1.75", 2" (X2).