Description: Project material: plastic Name: Geometric telescopic ball Features: 1.Entertaining and entertaining. Toss back and forth with friends. 2.No need to assemble this product, it is simple and fun 3.The expandable ball magically expands from 5.5 inches to 12.6 inches 4.Recommend to children 3 5.Suitable for scenes: playgrounds, shopping malls, kindergartens, schools and etc. Package Included: 1 pcs retractable ball