2 CNC lathe process:Adopt CNC lathe to precision processing, the increased density delivers greater momentum and increased challenge, and the wing shape of the Dash makes string tricks easier. What makes it all work can be seen in the specifics: The patented is machined with more accuracy than is used in the aerospace industry; and the Yo-Yo spins so smoothly that you can barely feel it spinning at of ! The undersized shape and the dual textured 6061 aluminum create a comfortable and smooth shape and surface. This N8 yoyo is well designed and crafted for all ages. Made of aluminium alloy that allows for stable and balanced high speed routines, "U" type bow shape with Cyan color makes yoyo stylish and attractive. This yoyo is not just for playing,it is also an intellectual toy,it can improve players' coordination,flexibility and strength. This yoyo is a great someone special. Model;N8Super Bow Material;Durable Aluminium alloy Weight;64.0g Diameter:47.00mm Width;41.40mm Gap Width;4.60m Bearing Size C (Large) Improving players' coordination,flexibility,and strength Durable recovery system and long idling time Great someone special Cord color;Orange,black,green,yellow,white,purple,colorful,we will send in random. Package Contents: 1 * Yoyo 3 * strings 1 * bag 1 * glove Note;Contains ,not for children under 3 years.Recommended for age 8 and up.Be careful when playing with yoyos.To maintain the visual integrity of the aluminum,avoid playing on hard surfaces such as stone or concrete.Always keep a safe distance from people,animals and objects of any kind when playing. Note: Random color, don't accept the specified color. Only the above package content, other 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.