Specification: The expansion ball is made of environmentally friendly materials, safe and reliable, and can be used for a long time, bringing you a good user experience. It is also a good product to keep children busy and relieve pressure on parents. Feature: 1. Telescopic ball: The magic telescopic ball will expand during the game, and then shrink back to its original size. 2. With bright and rich colors, the expandable magic ball is not easy to fade. Different colors can help children learn and recognize various colors. 3. The magic telescopic ball is a good product for busy children and a decompression device for parents. It is an ideal gift for family or friends on birthdays, Children's Day, Christmas or other holidays. Specification: Age: Over 3 years old Material: ABS L (about) : 7.5 inches (unstretched), 12.6 inches (stretched). Color: Blue (large) Packing List: Telescopic magic ball*2 Note: Due to the lighting effects and shooting angles, there is a color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size.