High Gloss Metal YO YO - High speed smooth spin metal yoyo - wind, unwind and enjoy.The highly precise die-cast metal yo yo toy is crafted for the perfect balance and offers a great throw and rotational inertia to help you create the perfect spins.This is the perfect yoyo for newbies to practice advanced moves and is useful for the advanced players to fine-tune their yoyoing skills.Enhance physics learning as they learn about gravity, inertia, rotational energy & centrifugal force.Development of fine motor skills and improve hand-eye coordination. Relieves stress and anxiety. Pocket size handy toy for traveling.