The Epi-Gel is a comfortable arm band that aids in the treatment of tennis elbow or golfer's elbow. The two adjustable gel pads that compress the extensor and flexor muscles without creating a tourniquet around the forearm will provide relief. The soft gel pads also dampen vibration. Specifications Color Available: Black Only Size: Universal Adjustable gel inserts Works for both left & right arms Indications - Golfer's Elbow - Tennis Elbow