["Silica Gel Portable Hand Grip Strengthener Ring Forearm Wrist Finger Exerciser Carpal Expander Rock Climbing Athletes Stress Relief\n\nFeatures:\nbrand new and high quality.\n3 LEVEL RESISTANCES: The grippers can be workout for crushing, pinching and even extension, with amazing results.And have 3 levels:30LB~50LB,allowing you to gradually increase the difficulty of your training as your strength improves.Which set from beginner to professional,relaxation or athletics.Useful and popular products make a perfect gift!\nAWESOME FOR REHABILITATION & FITNESS & RELAXATION :It can improve your finger strengthen and dexterity,more forearm Muscularity. So it workout for rehabilitation,long-time typing.for Ideal for athletes(tennis, basketball, boxing, crossfit,golf and shooting)and musicians (guitar players, players, pianists and violinists).\nEXERCISE YOUR HANDS FROM ANY WHERE AND NO SQUEAKY NOISE:The grippers are made of natural silicone, soft and odor-free.Whether you are at home, work, walking, in the car or doing your favorite sport as the rings are lightweight and easily portable.\nSIZE FOR PERFECT, COMFORTABLE FIT :Ergonomically designed and fits well for most hand sizes, which perfect for men, women, seniors and teens(please check the size chart as the pics), to maximize the benefits of the exercise and ensure a challenging, and safe experience.\n\nSpecification:\nColor: green(30LB), black(40LB), red(50LB)\nMaterial: silica gel\nOuter diameter: 88mm/3.46\"\nInner diameter: 45mm/1.77\"\nWeight: about 100g\nQuantity: 1pc\n\nNote:\nTransition: 1cm=10mm=0.39inch\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage includes:\n1 × Hand Grip Ring"]