Listed as used, however this item has rarely have ever been used The Wonder Arms Total Workout System is a resistance training exercise system designed for home use, focusing on the arms muscle group. Made of rubber and weighing 1.14 pounds, this resistance band system offers beginner, intermediate, and advanced levels of resistance. With a sleek white color and a length of 10 inches, this Ontel brand system includes bands and is suitable for gym training, running, jogging, and fitness activities. The compact dimensions of 5 x 0.866 x 1.028 inches make it easy to use and store at home.