DUNCAN TOYS-Pro Z With Mod Spacers. Great for looping and string tricks! This is two yo-yos in one. The MOD Spacers convert a looping yo-yo to a string trick yo-yo! The ball-bearing axle for long spin time and more tricks. This package contains one yo-yo. Color cannot be chosen, it is selected at random. Colors may include: blue/yellow, red/white, black/green and black/white. Made in USA.