product description 1.Good Choice for BeginnersThe easy adjustable chest expander 5 ropes resistance Exercise System bands greatly targets & develops the inner chest and upper body muscles like the: biceps, lacteal and pectoralis muscles. Got unexpected benefits without the high cost. 2.Flexible ExerciseThe resistance bands chest 5 latex tubes, you can add or subtract tube to get a challenging amount of resistance. Really works the chest muscles in a way that traditional gear doesn't. 3.Lightweight & SturdyThe size for mobile storage, eaiser for you chest workouts at home, school, party, gym, outdoors, traveling. 4.Easy to GripThe strength bands resistance exerciser grabbing handle non-slip and both side design 5 grooves to smooth and fit your hand for a good stretch, convenient to adapt to tension.