American Crafts Acrylic Stamps are ideal for card making, scrapbooking or adding fun to any craft project. Simply peel stamp from transparent sheet and apply to an acrylic block. Apply ink to stamp, position image onto desired surface, and press down firmly. And voila! You are minutes away from becoming the envy of all of your friends! Contains 18 clear stamps that measure approximately 0.25” to 3.75”.