ISO7X is the breakthrough workout device that uses the power of Isometrics to build strength, power, and lean muscle faster than ever before! Isometrics is the proven way to stimulate muscle growth...FAST. Instead of using multiple reps that cause stress on your joints, the ISO7X works in a concentrated range of motion, focusing effort right on the muscle! Just activate the resistance and hold for 7 seconds to feel the power of the ISO7X. It also has a built-in calibrated strength meter so you can track your progress and measure your results. It's one of the most effective total body workouts you can do to build a bigger chest, strengthen your back, get powerful shoulders, and tighten your abs and obliques. Each set includes the ISO7X and exercise wall chart.