Features: brand new and high quality Quality & Easy to Carry: It adopts the highly elastic sponge material, which is lightweight and odorless. Easy to carry, enhance the for palm strength any for time, any where. Ergonomic Design: Suitable for all age groups and fits well for all hand sizes. Portable and easy to fit in bag or pocket. Fitness & Sport Enthusiasts: Strengthen your wrists, improve the dexterity of your fingers and increase the strength your hands can apply while reducing fatigue. Rehabilitation & Preventionl: Great for rheumatoid arthritis, arthritis, carpal tunnel, tendonitis, tennis elbow or when you type, text or any other activities which use your gripping muscles. Strengthens Grip and Improves Dexterity: Hand exercise rings build strength in the fingers, hands, wrist and forearms. Applicability: It is widely utilized in the daily exercise and for health care. Perfect for the elder, rehabilitation groups, the mouse hand, ladies, and so on. Specifications: Material: Elastic PU Color: Yellow Package Weight: approx.25g Size: approx.10x6.5cm/3.94x2.56in Note: Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1Pc x Finger Grip Ball