Bright and rich in color, and the surface is smooth without burr, so it can be safely used. Very suitable for kids early education. This is an interesting educational toy. Suitable for home and school teaching aids, but also fun activities for families to work together. Features -Material: Wood -Size: About12.50X12.50X4.00cm/4.91X4.91X1.57in - Parents can make puzzles with their children to promote mutual recognition and communication. - Suitable for home and school teaching aids, but also fun activities for families to work together. - The puzzles for toddlers are great gift choices for a birthday, Christmas, Easter and other holidays. - Smooth surface, no edges and won't hurt the baby's delicate skin play safety. - Not only provides engaged play- , but also helps practice problem-solving and spatial reasoning as they work to complete the puzzle. Package list: 1 X Set of Puzzle toys