The Rhino Heated pad comes equipped with 600D fabric in Mossy Oak Bottomland pattern. The pad offers high, medium, low settings powered by an external power bank. It has a durable elastic band that makes it universal with most standard-sized hunting chairs. With a 20,000 mAh rechargeable power bank that can run for up to 6 hours on high keeping you warm in cold conditions. Features600D fabric20,000 mAh rechargeable power bankRuns up to 6 hours on high