USB Thermal Back Support Belt Color:Black The ergonomic shape follows the

The ergonomic shape follows the natural curve of your back

Adjustable Infrared Heat

even warmth across the lower back

Machine washable for easy care

XX-Large: 44 to 48 inches

USB Thermal Back Support Belt Color:Black The ergonomic shape follows theWhen your lower back feels tight and tired, a little warmth can go a long way. The Premier Supports USB Thermal Back Support Belt combines firm, adjustable lumbar support with rechargeable heat, so you get both in one comfortable, wearable belt. With three temperature settings and a 2 to 3 hour battery life, it's easy to use at your desk, in the car, or anywhere you'd like a little soothing warmth through the day. What the USB Thermal Back Support