Twister Arm Trainer, Adjustable Strength Trainer, Portable Chest Expander, Forearm Triceps Chest Workout Equipment for Men Women (BLACK,40KG)

【Durable and High-Quality Materials】: The arm twister is made of high-strength metal springs with excellent elasticity to ensure smooth, uninterrupted motion. The springs are covered with durable leather to minimize the risk of injury, while the thick, non-slip foam handles ensure a comfortable, firm grip, even during less intense workouts. 【Fitness Habit】: Your personal fitness trainer is designed to provide an effective and comprehensive workout. Just 10 minutes a day, four times a week, is enough to see noticeable improvements in muscle tone and strength 【Easy to Use Home Gym Equipment】: Perfect for home gyms, this arm twister offers simple, effective and safe workouts for everyone from beginners to advanced fitness enthusiasts. 【Full Body Muscle Workout】: Unlike traditional arm exercise bars, the arm twister works a variety of muscle groups, including the chest, arms, shoulders, back, biceps, abdominals and thighs. It's the perfect all-in-one solution for a balanced workout that builds strength and muscle definition 【Portable and Efficient】: The arm twister is lightweight, detachable and portable, making it easy to use at home, in the office, outdoors or while traveling.