Strength to heal. Highest copper content guaranteed. Interior grip zone for secure fit. Recommended for knee pain, tendinitis, arthritis & runner's knee. Decrease inflammation, pain, and downtime. Increase mobility, productivity, and comfort. All Copper Compression products are designed to enhance blood flow, reduce lactic acid, and increase ergonomic movement. Each support harnesses the antimicrobial properties of copper, extending the life of the product. Pair that with the healing benefits of targeted compression, and the result is the most effective active care solution available today. Strength and Assurance: Helps stabilize stressed joints. Warms key muscles and tendons. Helps prevent straining & injury. Comfortable under any clothing. To Measure for Size: Measure all the way around your thigh, 5 inch above the knee. S/M: 14 inches - 18 inches. L/XL: 18 inches - 22 inches. 2 x L: 22 inches - 26 inches. Copper infused. Compression. Antimicrobial (Antimicrobial properties provide maximum benefits, extending the life of the product for a superior experience). Anti-odor. Flexible fabric. Moisture wicking.