If you work with invisible thread, this Retractor will make thread work easy to perform. Just pin the small Retractor under your coat or inside your shirt, that’s it! Reach in and pull out as much thread as you need to float an object. Perform absolutely miracles immediately: Floating Dollar Bill Floating Match Move Objects Mentalism Effects Stage or Close-Up! Molded Plastic Tubing Amazing Retraction Smooth Retraction NO Vibration NO Dangling Wax The Invisible Thread Retractor is very clean and worry free magic.