1、Made from aluminium alloy, stable and balanced high speed routines. 2、Anodizing surface treatment will never fade or get scratched. 3、8-ball high precision bearings for smooth, quiet spinning. Features: Made from aluminium alloy, stable and balanced high speed routines. Anodizing surface treatment will never fade or get scratched. 8-ball high precision bearings for smooth, quiet spinning. Recommended for daily practice or competition use. Perfect gift for your families and friends. Note: The strings are sent in random colors. Specifications: Material: 6061 aluminum alloy Color: Black and Purple & Blue/ Pink & Purple and Silver/ Colorful and Red (optional) Diameter: 56.45mm Width: 42.05mm Gap: 4.56mm Weight: 67g *2 Package List: 2 * yoyo balls 12 * strings (random color) 1 * storage case bag 2 * bearings 1 * bearing puller 2 * axle 1 * Allen key 2 * gloves 2 * yoyo balls 12 * strings (random color) 1 * storage case bag 2 * bearings 1 * bearing puller 2 * axle 1 * Allen key 2 * gloves