Whether you are at home, the office or school, the Elbowlift Elbow Protector is designed to provide maximum protection to your elbow no matter the situation. This product is constructed of a smooth foam column design that creates a center hole for excellent protection and pressure elimination. This product is used to prevent the following injuries: olecranon bursitis, ulnar neuritis, pressure pain or ulcers, and skin injury. Excellent for personal and professional use, and additional instructions are provided.