The Prisoner Plugin is meant for the LULU PLUS Cuffs, not the premier-range LULU Signature Cuffs.

LULU Signature Cuffs have the following optional plugins:

• LULU Signature Arm Cuffs Plugin
• LULU Signature Thigh Cuffs Plugin
  (Make sure you match the Plugin’s cuff type, e.g. leather or padded-steel, to the core Signature Cuffs.)

LULU PLUS Cuffs have the following optional plugins:

• LULU Cuffs Prisoner Plugin
• LULU PLUS Arm Cuffs Plugin

Make sure you have the right set.

tags: set up, setup, plug in