Specification: The expansion ball is made of environmentally friendly materials, safe and reliable, and can be used for a long time, providing a good user experience. It is also a suitable product to keep children engaged and help relieve parental stress. Feature: 1. Telescopic ball: The magic telescopic ball expands during play and then returns to its original size. 2. Featuring bright and rich colors, the expandable magic ball is resistant to fading. Various colors help children learn and recognize different colors. 3. The magic telescopic ball is a fun activity for children and a helpful stress-relief tool for parents. It makes an ideal gift for family or friends on birthdays, Children's Day, Christmas, or other holidays. Specification: Age: Over 3 years old Material: ABS Length: Approximately 7.5 inches (unstretched), 12.6 inches (stretched) Color: Blue (large) Packing List: Telescopic magic ball * 2 Note: Due to lighting effects and shooting angles, there may be slight color differences in the product. Please understand. Due to manual measurement, there may be a small tolerance in product dimensions.