Model No.YT-10001-SRB
Description: YO-TOP = 1yo-yo+1peg-top
Material: ABS
Size: dia.58mm
*Patent right: ZL 200620060966.5
Remark: 1- It''s a new invented, and it''s made without any metal parts & any gluewater.
2- It''s environmental protection complet completely.