1. Suitable for beginners and physical therapy This wrist exerciser is designed to improve the strength, strength and speed of wrists, hands and forearms. Sports beginners, tennis players, women, children and others who need to increase muscle strength2. Adjustable tension: use adjustable stabilizing pad for regular and reverse wrist curling, including instructions. First try to use with minimum tension3. Quality and comfort: this wrist intensifier is made of heavy carbon steel spring and thick 10mm foam stability pad (compared with 6mm), which can provide additional comfort and cushioning4. Portable and lightweight: small size, easy to carry, go to the gym, office or use at home5. More benefits: This wrist and forearm developer can improve grip/finger/forearm/wrist strength, and can also be used to release daily stress and leisure activities.Product Size: 26 * 14 * 1.5 cmColor: black, red, blue (optional)Material: spring steelPackage content: 1 * GripperNote:1. Please allow a little error due to manual measurement. Please make sure you don''t mind before bidding2. The color may vary depending on the display. Please understandNote:Hello, please pay attention to your shipping address when purchasing products. If your receiving information (such as name, street, house number, doorbell/email without name) is incorrect, the order will not be delivered correctly.)