Each piece is unique, it fits perfectly. Thanks to its special rough surface, it does not glare and provides less eye fatigue. Helps to develop hand and eye coordination. It improves fine motor and gross motor skills. Improves problem solving ability. It improves shape recognition and visual memory. A perfect gift for any child Made from safe high-quality natural materials Number of Pieces: 100 Finished Puzzle Dimensions: 34 x 48 cm