Provides soothing heat up to 130°F in just 5 seconds and lasts for up to 45 minutes * The Heat Solution® patented technology eliminates the need for electrical cords; just safe moist heat on command * Conforms to any area of the body where you need warmth and relief * Portability makes the this the excellent choice for instant heat at home or on the go * After each use, simply recharge by boiling for use again, again and again