Age Range:more than the 3 years Body Shape:butterfly:10 ball Size:Size C ()For age:8 yearsyo-yo professional For the advanced player in the competition and daily practice that allows routines has stable high speed and balance The shape of the wing of the dash facilitates rope tricks coordination,flexibility and strength of the playersN11 yo-yo professionalFor the advanced player in the competition and daily practicethat allows routines has stable high speed and balanceThe shape of the wing of the dash facilitates rope tricks coordination,flexibility and strength of the playersSustainable system and long idling timecolour:Material:alloySize:Sphere diameter 54mmPackage Contents:1* gloves1* storage bag1* ball5* ropeOnly 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.