1、 High-precision material: Made of aluminum alloy, high precision, good stability, stable and balanced high-speed routines. Great tricks that are easy to use and practice. 2、 Low rotation resistance: high precision bearing, stable and quiet rotation. A more stable and balanced high-speed program makes it smoother, quieter and rotates longer. 3、 Fashion appearance: Anodized finish will never fade or scratch. The stylish appearance and unique color scheme make it different from the traditional yo-yo design. 4、 Complete Yo-Yo set: The V-shaped design reduces friction and makes the yo-yo rotate longer. Comes with gloves, 5 strings, bearings, and an instruction manual. 5、 Fun gift: Yoyo improves body coordination, finger flexibility, and brain reflexes, and is also a fun little competitive sports game, ideal as a small gift for family and friends. Material: aluminum alloyColor: 5 colors availableDiameter: 52mmWidth: 40.16mmWheelbase: 4.45mmBearing: high precision 10 gold beads