It can cultivate imagination, creativity and rapid reactionability. Reactive and Unresponsive Transformed mode: Yo-Yo with Flat Bearing for Beginners, And with Replaced Concave Bearing become Unresponsive Yo-yo Yo-yo for Advanced player. High quality made of high quality aluminum, which very smooth and comfortable to hold. Can be as the first Yo-Yo Kids, also be an advanced Yo-Yo for Baby, Younger, adults who are passionate in yo yo tricks game. Nice way to keep the Boys / Girls off the internet and off the couch in front of the television. Item No .: T9 Diameter: 51.5mm Suitable for: Ages 8 up Colour: red silver Material: aluminum alloy Package Contents: 1 * Yo-yo 3 * Rope (random color, don't accept the specified color) 1 * Velvet bag 2 * Finger 1 * Shaft puller, wide-body R188 bearing Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.