12 in x 11 in (30.5 cm x 27.9 cm). Flexible, soft fabric heating pad. Clinically proven heat relieves pain (Associated with muscle tension and stress). Feel the heat in 30 seconds. Arm. Leg. 6 heat settings. Optional 2 hour auto-off. Targeted Pain Relief: Soothing heat therapy for common muscle and joint pain. Flexible pad wraps easily around arms and legs. Fast Heat Technology: Feel the heat in 30 seconds. Includes a heat meter that gradually glows to indicate progress as the pad heats up. Stays in Place: Elastic straps securely wrap and fasten around pad for hands-free use. Easy Care: Machine washable pad. The Science Behind Heat Therapy: Clinically Proven: Heat is clinically proven to relieve pain (Associated with muscle tension and stress). High Level Heat: Heat increases blood flow to the source of the pain which accelerates tissue healing. Moist Heat Option: Spray fabric with water for deep, penetrating pain relief. For household use only. 5 year limited warranty. Due to containing product development, product inside may look slightly different. UL listed. www.sunbeam.com. Made in China.