Place the flexible pad over the affected area to relieve knee, hip, shoulder, lumbar or pregnancy pain as well as period cramps, arthritis pain and more. The soothing heat will not only help to melt away pain, but can also ease stress from a long day to relax your mental state. MOISTURE SHEET This heat pad gives the option for both dry and moist heat with the included moisture sheet. To produce moist heat, simply dampen the flexible foam insert and place inside the plush cover, ensuring it lays completely flat.The combination of moisture and heat will provide deep, penetrating relief to sore muscles, cramps and more. EXTRA LONG CORD The electrical cord reaches 9 feet for easy use in any resting position. No need to sit on the floor right near an electrical outlet or move furniture to accommodate a short cord. The extra length allows you to sit comfortably on your couch or chair and move the pad freely without worrying about tugging on or damaging the cord.