Size 6 cm in diameter. Please note that the colors and patterns are random before purchasing. .Material Yoyo is made of plastic, no toxic element and no unpleasant smell, people can play it without much pressure, because it is light and portable. .Bright LED Light The interesting yoyo is designed with LED light, which enables the yoyo to give out bright light while spinning. With this feature, yoyo can even be played well in the evening. .Entertainment An indoor or outdoor event to entertain everyone. A good gift for children. Yoyoing has always been a popular pastime and is also fun. .Service \u0026 Warranty Don't worry about product quality, feel free to contact us if you have any problems. We promise we can solve your problem and make you satisfied. .