yoyo made from quality aluminium , stable and balanced high speed routines. Super sand blasting finish surface never fade and not easy to scratches.The ball arm gradually forms a V-shape near the central axis, tilting to reduce friction, which makes the ball idle .High precision 10 pearl gold shaft is adopted for faster idling and service life.Elegant gift package for this alloy yoyo, which is a perfect gift for your kids, families and friends. Recommended daily practicing or competition.Using 6061 aluminum alloy and steel material , it is more stable against shock and drop, faster idling and life.The ball arm gradually forms a V shape near the center axis, and the tilt reduces friction, which makes the ball idling for a time.Name: Edge-xSpherical: butterflyWeight: 31.2GDiameter: 57.3MMWidth: 41.4MMShaft width: 4.36MMBearing: High-precision 10-ball gold shaftcolor: WhiteMaterial: + aluminum alloyPackage Contents:1 x ball1 x gloves5 x rope (random color Not accept designation)Only the above package content, other products are not included.Note: Light 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.