Portable and Efficient Workout Solution This portable gym is lightweight and durable. The compact tool fits in a backpack for home workouts, gym training or travel. No bulky equipment is needed to train arms, chest, back and core anytime, anywhere. Multifunction Strength Training Machine This muscle training bar stimulates more muscle groups, including chest, wrists, arms, back, legs and shoulders, different from traditional arm training bars. Follow the standard instructions to build a stronger body. It is simpler and safer, making it an ideal choice for home gyms. Multifunction Arm Trainer This compact and efficient arm exercise device is designed for fullbody workouts, not only for arms but also for chest, wrists, back, legs and shoulders. Durable and Stable Structure Made of strength metal springs to ensure strong elasticity, durability and stability, allowing smooth and uninterrupted movement during exercise. Suitable for all fitness levels. Use Scenarios Scenario 1: At home, in the gym, or while traveling, perform fullbody routines with a single portable tool, training arms, chest, back and core. Scenario 2: In small spaces such as an office, hotel room, or dorm, conduct quick fullbody workouts during short breaks. Scenario 3: Suitable for beginners to advanced users, offering a versatile option that supports a range of fitness goals.