Materials: This toy is made of high-quality environmentally friendly wood, safe and non-toxic, and the smooth edges make it safe for children to play with. Puzzle: These puzzles enrich young children's learning of color and shape, encourage sensory stimulation and brain development, and improve their hand-eye coordination, logical thinking and imagination. Features: These puzzles have bright colors and vivid patterns, which are very suitable for children to play. The perfect gift: These wooden puzzles are the perfect gift for children on birthdays, Children's Day, Christmas gifts. Date First Available October 23, 2023