The Arthur Setterington's Penetrating Bands is easily the most popular and practiced rubber band trick in magic. After you watch Ben perform it, you'll understand why. This is magic that happens right before your eyes. Even if the spectator never takes their eyes off the bands, they won't be able to catch how you're doing this. The best part? This perplexing illusion is easy to learn and master. So, you'll be on your way to interlocking and unlocking rubber bands for an audience in no time at all.