Surface:Two tactile senses - comes with two different finishes on one body .The gloss finish is conspicuous for audience and the finish is steady to lay a finger on while spinning High quality-Made of high-grade 6061 aluminum ,which and comfortable to hold in hand Unresponsive yoyo-It is a Unresponsive yoyo , you need to learn how to do a '' to it to return to hand,it allows for a lot of great tricks.It can cultivate the , creativity ,and it is A Perfect Toy & Gift , , families, etc. Professional -it is a professional , with high speed stable spin and Perfect Symmetry to Turning Time. Structure:10 ball stainless Style: String Trick (1A, 3A, 5A) Response: Yellow Silicon Pad Twist-apart :Twist-Apart String Length:43.31inch/110cm Color:black Material:metal Size:Sphere diameter 55 mm Package Contents: 1x ball 1x rope 1x box Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.