Material: High-quality wood. Paint Material: Water-based paint. Each puzzle: 7.4 x6.2 x 2.8inches. 6 Shapes: Spinosaurus,Parasaurolophus,Ankylosaurus,Pterosau,Tyrannosaurus and Oviraptor. Benefits for Childs: Includes 6 different dinosaur wooden jigsaw puzzles in every set; sparks natural curiosity, improves problem-solving skills. The images of the puzzle pieces painted right on the board. Perfectly suited for Preschool Kindergarten Kids . The wooden puzzles grow in difficulty from 4-6 pieces to keep play fun and challenging. Designed with beautiful, bright, and vivid colors to captivate little boys and girls. The large pieces are thoughtfully-sized for easy grasping and placement. Made using BPA-free, lead-free, and phthalate-free wood with smooth edges. Perfect educational toys for 1 2 3 4 5 years old boys and girls, give the children in festival a surprise and happiness, ideal for Birthday, Christmas day or Children's day, etc.(Don't worry that they can swallow the debris since the size are big enough to avoid choking hazard.) Attention: If your baby is under 3 years, please play with the toy under supervision. Cleaning Method: Avoid direct washing. Please wipe with a damp cloth. Please allow an error of 1-2cm.