Description Bullet Points: 1Premium Quality: this soccer ball is made of perfect quality materials and durable, and its service life can last up to 5 years if not damaged. 2Principle of Glowing: Glowing part of this ball is designed with high-tech fluorescent materials. This ball can emit light at night if it can be exposed to light sources such as sunlight, light, flashlight and more. It can emit light for 1-3 hours after being exposed to light for a few minutes. 3No Battery Required: This ball does not require batteries, and it is bright and energy-saving. Compared with those battery-operated LED soccer balls, our soccer ball is really a snip. Compared with those LED soccer balls, ours has a longer service life. 42 Available Sizes: Precision engraved line, good airtightness, 2 sizes to choose. Size 4 ball (for 5-7 people), size 5 ball (for 11 people). 5Ideal Gift: This ball can be used for normal games or training, and it can also be used for performances. It is a good gift for children. A thoughtful gift idea for birthday and other holidays. Specifications: Name: Glow in the Dark Soccer Ball Standard: size 4 ball /size 5 ball Circumference: size 4 (about 620-650mm/24.41-25.59in) / size 5 (about 680-700mm/26.77*27.56in) Weight: about size 4 - 650g/ size 4 - 750g Skin: TPU+EVA Liner: yarn-wrapped rubber liner Color: colorful Packing List: Glow in the Soccer Ball*1 Note: Please allow slight tolerances in size due to manual measurement, and lighting in photography may result in difference in color than it is in real life. Note: 1. Due to manual measurement, there may be a slight tolerance of 1-3cm. 2. Due to difference between different monitors, the picture may not reflect the actual color of the item.