Features: Luminous Yo Yo Ball Toy: Classic Yo Yo ball toy with durable plastics & LED light, encourage and enhance children's hand flexible, exercise their hand use and stimulate their hand & eyes coordination and fine motor skill training. Selected Qualification Material: Made of qualified plastics, and non toxic material, round and polished without burr, wear-resistant, durable material improve the for play experience. Easy Operate Yo Yo Ball Toy: Flat bearing design make the toy easy to return and control, stimulate kids desire to explore, improve their griping control and finger flexibility, the bright color with crack pattern make the toy with great looking. Educational Yo Yo Toy: The portable size yo yo ball with pocket size which is easy to take and for play at any where if you want, with good education for kids grab ability, balance skill and further brain development. Perfect Gift for Kids: The yo yo ball toy is suitable for kids as birthday gifts, Christmas gifts, a funny pocket toy to keep them away from electronics. Specifications: Product Dimension: approx. 3.4 x 5.7cm/1.33 x 2.24 inch Material: Plastics Style: Random Delivery (If you buy more than one, the styles & colors you receive will be same or different.) Net Weight: approx. 40g/0.08 lbs Power Supply: 3 x button batteries Package Includes: 1 x Luminous Yo Yo Ball Toy note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.