Imaginisce-Par r rty Me Hearty Acrylic Stamps: Mermaid. A great way to add a fun image quickly to any paper crafting project! This package contain three clear acrylic stamps on one 3-3/4x5-1/4 inch backing sheet. Acid free. WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Do not mouth or chew. Imported.