Get welcome back-pain relief with the Venture Heat Rechargeable Heat Therapy Back Wrap. Made of soft neoprene and fleece, this wrap uses the power of Far Infrared Heat Therapy to provide a soothing therapeutic heat right where you need it most. It features a safe, rechargeable heat source, LED status indicator, and personalized temperature controller. An auto-timer offers added safety and convenience. Perfect for a variety of symptoms and conditions, it offers a warm relief that helps healing, increases blood flow, and relieves muscle spasms and tension.