Highest Copper Content: Rather than spraying fabrics with copper, we infuse it directly into the nylon fibers.  Made of 85% copper fiber, 15% spandex and rubber, ensure the high breathability and elasticity, and keep your hands always dry.  The palm and finger rubber grips prevent things to drop from your hands easily. Open Finger Design: The copper arthritis compression gloves feature an open finger design, striking the perfect balance between optimal compression support and mobility.  The open finger design allows wearers to touch and grip freely, easily perform everyday tasks, like using electronic devices, typing, cooking, driving, gardening and more without interference. Provide Instant Relief: Copper fingerless arthritis gloves are designed to help you get the support you need for all day and all night comfort.  Commonly used by people suffering from pain in the hands, arthritis, carpal tunnel, tendonitis, stiff or sore muscles, tendons & joints and more!  Alleviates muscle stiffness and soreness, helps to relieve from arthritis, osteoporosis, tendonitis and other pains. Perfect Fit for Your Hand: The unisex black fingerless design make these gloves ideal for women, men and older family members.  Choose from 3 different sizes to ensure maximum comfort, no matter your hand’s shape and size.  Measure your palm with a tape measure or ruler, then use the chart to determine whether a small, medium, or large form-fitting compression therapy glove is best for you. Note: The data are manual measurement, please allow a 1-3cm error, due to the differences between the light and the display, there will be a certain color difference, the specific received in kind prevail.