-The perfect exercise tool -This adjustable chest expander is an excellent tool that can improve grip and strengthen your fingers, wrists, forearms, chest, shoulders and back -Improve flexibility and arm muscles with safety rope to prevent falls and high tenacity -Use during exercise to avoid accidents -When you train, be sure to take it to avoid accidents and improve safety -Power Twister Arm Exerciser, heavier, more pleasant, choose for yourself, a variety of weights, awakens your athletic talent, choose the right weight to have high efficiency -Extended wear-resistant non-slip handles, non-slip structure to prevent slipping, more concentrated force release during exercise, no deformation, durable, so you can use it with confidence to achieve your fitness effect -To prevent falling, high tenacity; when you train, use to avoid accidents, make sure to carry them during training, to avoid accidents, improve safety and allow you to relax and exercise Package Weight: 1700g Package Dimensions: 22cm x 5cm x 81cm