Puzzles are used to boost cognitive skills. Develop hand-eye coordination fine motor skills problem solving shape recognition memory and task completion. Manufacturered by ZJPP. Working together with family or friends to complete a puzzle can not only exercise logicality and sensory coordination. Puzzles can effectively inspire people's thinking train their thinking judgment and patience. Finished size 27.6 x 19.7 Inches(70x50cm). Made of high quality papernon-toxicenvironment friendly.