Hand Exercisers features: Wrist Forearm Blaster Roller Arm Strength Power Training Hand Grip Foam Roller Exercise Fitness Equipment For Home Gym Workout| Power Wrists Features: 1.Multifunctional Gym & Home Fitness Tool: Wrist and Forearm Blaster Great for building muscles and creating power for wrist and forearm training. Improve performance for any sports like golf, baseball, tennis, wrestling, and other sports. 2.Rugged steel construction: thie material of this forearm wrist blaster roller is steel pipe + EVA + nylon rope. Size: tube length 37cm/14.57inch, rope length 105cm/41.34inch, great for fitness lovers of all levels. Note: The hanging weight should not exceed 40 pounds, and the negative weight disc is not included in this product. 3.Great for arms hands and forearms: Helps strengthening the wrist, arm and forearms as well as increasing muscle tone, and this fitness equipment does not require much space, very suitable for people who cannot go to the gym.