Made of safe paper material, safe and for use, not easy to break, long serving life. Comes with enough quantity pieces, enough quantity for you to use or share with friends or family, easily meet your different needs. They are heat transfer puzzles, easy and convenient for use. Features -Color:White -Material:Paper -Size:29.00X20.00X0.20cm/11.40X7.86X0.08in -These puzzles pieces with , smooth surface, no burr, safe for use. workmanship, small crack, close combination. - The white jigsaw puzzles can bring joy to a fun and can also be placed in a gift bag as a a boys or girls' birthday party. - These are heat transfer puzzles, you can get your phone or picture printed on them. toy, help to improve your kids' fine motor skill and brain development. - Transfer paper puzzle is a nice opportunity to use your own design puzzles to express your imagination and creativity Package list: 4 x Heat transfer puzzles