HindaWi Wooden Handle 5 Spring Chest Expander Adjustable Pull Exerciser Lightweight, easy to carry. Size: 23.6 (L) by 4.3 (W) by 1 (H) inches. Carbon spring steel, more durable,you can use it more than 5 years. Wood handles are excellent and better than the plastic ones as they can rotate and protect your hand. It has 2 exercisers, one for the fingers, one for the arms and legs,for overall upper body exercise. Load-bearing: 15kg for each spring,you can exercise with 1 to 5 springs by unhooking the springs