RIFFTEK RIFFBANDZ Building finger firepower RiffBANDZ are strength and dexterity training devices for building your technique. Each pack includes three bands, plus a code to unlock the instructional video component of the Rifftek training system. After a couple of minutes of practice, we were impressed with how RiffBANDZ helped maintain good hand position while building strength and agility. These are skills that students at all levels struggle with,...