HOT THERAPY FOR PAIN RELIEF--Built-in heat therapy pad can warm your lower back, abdomen and promote blood circulation. It can help relieve menstrual pain, sedentary lumbago. Applies to men, the elderly and also applies to office workers, long-distance drivers and others who are easy to suffer lumbar muscle strain, stiffness, arthritis. COMFORT TO WEAR --Breathable and lightweight neoprene ease discomfort. Tourmaline belt men temperature regulating provides warmth yet still allowing air to circulate. Great for use when you're watching TV or reading a book on the sofa at home, working in front of the computer, or even during your travel. Comfortatably and easily adjustable. HIGH-QUALITY MATERIAL--Adopting high technology nano material and self-heating stone, which is safe and comfortable to wear. The soft self-adhesive belt with high elasticity that is easy to take on and off. High quality elastic nylon stretches for a perfect, flush fit with Velcro adjustments and comfortable elasticity. Hi quality, Nano composite, elastic, fish-silk-cloth woven with fine texture making it soft to the touch. ERGONOMICS DESIGN --With ergonomics design to ease pressure on back and protect spine and stomach.The tourmaline stones and magnets in this belt transmit heat to your knotted and strained muscles due to long seating/standing positions (including injury, pregnancy, or obesity,) and offers immediate relief by reducing the swelling in your muscles, making them supple and elastic again.