Soothe and relax a sore back with this inflatable and deflatable heated wrap that customizes your back therapy. Features 3 heat settings, 3 massaging vibrations, and 3 lumbar intensities—that’s 27 relaxing combinations. Adjustable design fits waist up to 55" with extender strap (included). USB port is compatible with any USB 5V 2A power pack (not included) or use with standard wall adapter. Included. Polyester, imported. 51" L x 9½" W.