Item Type:YoYoBallMaterial: ABSColor: Dark blueSize: Approx. 21x41mm / 0.83x1.61in .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1Improve Personal Skill: Yo yo ball can cultivate children's imagination, creativity, quick reaction ability, motor skills and hand eye coordination. 2Entertainment Toy: Yoyo is not only used for daily entertainment, but also for the most entertaining fantasy acrobatic performances. 3Great Concentricity: The entire copper shaft ensures good concentricity. Equipped with side shaft, make it look more attractive, better performance. 4Durable Plastic: Professional yo yo ball is made of ABS plastic material, high strength, impact resistant, can withstand plenty of use. 5Wonderful Gift: Yoyo ball toy is a perfect gift for kids and children, suitable for beginner to advanced yoyo players.