Incrediwear Knee Braces Set of 2 - 2X Innovative knee braces deliver comfort and pain relief while boosting circulation to where you need it most! Perfect for injuries, arthritis, knee swelling, or even after surgery to accelerate recovery. Made of a special blend of fibers to release negative ions that vibrate cellular walls, increasing circulation within 20 minutes of wearing-no uncomfortable compression necessary! Wicks away moisture, increases range of motion, and reduces swelling from arthritis and injuries. Wear as needed for relief-can be worn 24/7! Germanium/bamboo charcoal/spandex blend. Machine wash; tumble dry. Imported. Measure leg circumference 2 above kneecap: MD(12-14). LG(14-16). XL(16-18). 2X(18-22).