DUAL FUNCTION YOYO: X2 Yoyo New version with dual purposes. It's a metal yoyo with a responsive bearing, perfect for beginners. Included is an extra unresponsive bearing to switch from a responsive to an unresponsive yoyo. Suitable for different skill levels, from beginner to advanced yoyo player! Professional Finish: Two-tone aluminum yoyo design, advanced anodized coloring of the sphere, secondary oxidation technology, dyeing process ensures the color will never fade. This trick yoyo is the best gift for children, family, and friends. Metal Yoyo: The aluminum yoyo is made of 6061 aircraft-grade metal material, which is strong, resistant to falls, and not easily damaged. Butterfly yoyo with high-quality precision stainless steel bearings. No rust, high temperature resistance, and long service life contribute to the trick yoyo's long-lasting performance. (1A, 3A, 5A) Strong Balance Ability: The yoyo ball's arm forms a V-shaped slope to reduce friction, and the two spheres are consistent. It is suitable for the tricky yoyo 'up' skills, allowing the yoyo to idle for a longer time, and the high speed will not shake. Playing professional metal yoyo can train physical coordination and is very interesting. Material: Metal Color: As shown B Style: Blue-green + Package Contents: 2X Yoyo ball 1X Stainless steel bearing removal tool 12X 100% Polyester Yoyo strings 2X Bearings 2X Screws 1X Wrench 1 Pair of Gloves 1X Portable bag 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 to be slightly different from the real thing. The allowable measurement error is +/- 1-3 cm.