These dies are made of 100% high quality steel, are compatible with most die-cutting machines, and will inspire you to create cute crafts! This package contains One In A Chameleon: a set of three metal dies measuring between .5x.5 inches and 1.25x1 inches. WARNING: Choking Hazard. Not suitable for children under 3 years. WARNING: May contain items with sharp edges. Handle with care. Made in USA.