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 Reveal Wheel Speech Bubble Add-On: a set of two metal dies measuring between 1x.75 inches and 1.25x1.25 inches. WARNING: Choking Hazard. Not suitable for children under 3 years. WARNING: May contain items with sharp edges. Handle with care. Made in USA.