Our At-Home Heat Therapy features Safe, Low-Voltage Technology utilizing a safer, lower DC (12V/24V) voltage design compared to traditional AC (110V) heating pads. Our heat wraps are ergonomically designed with our 3D Ergonomic Tailoring contoured to the curvature of the joint and built with neoprene and fleece for mild compression and ultimate fit. APPLICATIONS: Medial Epicondylitis (Golfer's Elbow), Lateral Epicondylitis (tennis elbow),  Tendonitis, Arthritis, Joint Stiffness, Elbow Pains, Arthritis of the elbow, and more.