People loved Silent Assistant and it became an instant hit in the magic community. This is because it solves two crucial factors of traditional magnetic rings, opening up a new world of possibilities! In this special set, we have included 2 Silent Assistant Devices and 12 PK Disks. PK disks are not just regular magnetic disks. They are made with the same grade of rare earth magnet as a PK ring -- one of toughest and strongest magnetic materials on the market. With this limited duo set, you can now do all the magic with BOTH hands. Fewer restrictions and more possibilities! A device hidden in plain sight. Perfect for all working environments. Limited to 350 sets worldwide.