VMH1008You are not alone. Back pain is one of the most common pain related complaints suffered by athletes, active adults, and the elderly. No matter the source of your pain, our rechargeable heat therapy back wrap can help to relieve your chronic aches and discomfort through deep penetrating Far Infrared Rays (FIR). Our system delivers therapeutic and targeted heat directly to your muscles and tissues where you need it most. Take action now with a safe alternative to potentially harmful medications with the ultra-portable heated back wrap to start experiencing relief today. Features: * Back heat therapy * Available in Small / Medium or Large / Extra Large sizes * Natural pain relief * Safe, Far Infrared Ray (FIR) Heat * Automatic 30-minute safety timer * Personalized temperature controller * Portable and on-the-go Specifications: * Waist Measurement: S/M: Up to 40" * Waist Measurement: L/XL: 40" to 50"