Product DescriptionPre-cut blank puzzles made from sturdy white paperboard 16 pieces 4” x 5-1/2” 24 per package. Puzzles can be decorated with oil and water-based artist paints, mediums, inks, watercolors, markers, pencils crayon etc. Easy to separate and assemble. Accepts water-based adhesives. (Choking Hazard – Small Parts)From the ManufacturerPre-cut blank puzzles made from sturdy white paperboard 16 pieces 4” x 5-1/2” 24 per package. Puzzles can be decorated with oil and water-based artist paints, mediums, inks, watercolors, markers, pencisl crayon etc. Easy to separate and assemble. Accepts water-based ahesives.