Eggsercizer® The World's Smallest Exercise Machine Enhanced visual and tactile appeal - exactly what professionals want in the Eggsercizer® Hand Exerciser. Redesigned to meet the needs of orthopaedic surgeons, PT's, OT's and exercise physiologists, the new Eggsercizer® features softer - resistance levels that are ideal for rehabilitation, a tack-free - new surface that makes the Eggsercizer® smoother and eliminates stickiness, and is brightly colour coded to correspond to REP Band® colour scheme.