3 Gear Adjustable Waist Hot Compress Far Infrared Electric Heating Therapy Back Waist Support Belt Brace Massage Health Care Features 1.Ergonomic curving and widening design can perfect fit the waist curvature without sliding down easily and form an effective vertebrae support with enhanced protection for your lumbar. 2.Built-in 6pcs magnets and heating wire will provide hot acupuncture therapy to effectively open the pores and penetrate into the skin to dispel coldness and strengthen blood recycling. 3.Adjustable hook and loop fastener straps with strong absorption, quick to release and secure with less efforts, flexible to adjust the length for custom wearing comfort. 4.Breathable fabric with delicate edging can deliver enhanced ventilation effect and avoid stuffy feelings, washable design enables cleaning convenience and easy maintain for longer time use. Specifications Material: SBR Color: Blue/Coffee(Optional) Voltage: 7.4V Heating Temperature: Low-45℃, Medium-55℃, High-65℃ Size: One Size, 112*14cm/44.09x5.51inch CAUTION: It is highly suggested to wear on clothes, NOT directly on the skin, so as to avoid skin burns. Package Included: 1* Electric Heating Lumbar Belt