Rainbow Puzzle Ball-This rolling 3D puzzle is a football-shaped circular cube with 12 holes and 11 colorful balls, which can be passed from one hole to another. Your goal is to scramble the colored balls and figure out how to put them all back into the matching colored slots in all the holes. High-quality safety material-matte surface, enhanced resistance, easy to hold, will not scratch. ABS material, non-toxic and harmless, stable molecular structure, impact resistance, long-term use will not cause performance degradation. It has a reasonable size (65 mm\/2.56 inches in diameter) and light weight (120 g\/4.23 ounces), making it suitable for both hands and easy to carry. Multi-faceted development-this brain teaser toy can cultivate childrens sense of space and color, enhance childrens memory, release the work pressure of adults, kill waiting time, and prevent elderly people with reduced memory. This classic puzzle game will never go out of style and keep your kids away from the TV. The perfect gift idea-an educational toy gift suitable for children, friends, family, beginners and professionals; provide hours of enjoyable gaming experience; very suitable for reducing stress, exercising the brain, improving memory and practicing hands-on skills. Product High-quality and safe materials ABS material, non-toxic and harmless, stable molecular structure, impact resistance, long-term use will not cause performance degradation. Luminous effect The unique luminescent material is applied to make the ball glow in the dark, so you will enjoy hours of fun. Not just toys It helps to improve childrens intelligence; for adults, this is a good and healthy way to relax; it can slow down the memory decline of the elderly.