EXERCISE - The breast expander can help us develop muscle strength and shape a good figure. If we keep using it every day, it will help you improve the chest, muscle growth and buttocks lifting. Let you have a healthier body and a more attractive body curve. Versatile Resistance Bands - The resistance bands feature great resilience and tensile strength for a complete and powerful workout. Not only does it exercise your chest, but it also exercises your arms, back, shoulders, legs and buttocks with different exercises. But pay attention to exercise using the posture and scientific method. COMFORTABLE TO USE - This chest expander is made of high-quality TPE material, safe and environmentally friendly, strong and reliable. The ergonomic handle provides a comfortable grip. The resistance rope has strong elasticity and is not easy to break after long-term use, so you can use it with confidence. ADJUSTABLE RESISTANCE - The sports chest expander has five detachable rubber cords that allow you to adjust the strength of the resistance band to your liking. They allow you to gradually increase your strength until you can complete the entire movement by yourself. Allows you to protect your body during exercise. PORTABLE - As a home gym equipment, this chest workout machine can be used at home, bedroom, garage, gym and gym. Small in size and light in weight, it is more convenient to carry, allowing you to exercise anytime and anywhere during travel and camping.