• GOOD FOR BEGINNERS AND PHYSICAL THERAPY: This wrist exerciser is designed to improve strength, power and speed in the wrists, hands and forearms. The MINIMUM TENSION is about 2kg, which is ideal for physical therapy, sports beginners,tennis players, women, kids and other people who need to increase muscle strength
• ADJUSTABLE TENSION: Perform regular and reverse wrist curls with the adjustable stabilizer pad, instruction included. TRY IT AT THE MINIMUM TENSION FOR THE FIRST TIME TO USE