The Healthy Wave Mat Portable Far Infrared Knee Wrap is a specialty designed mat to wrap aroung the knee. You can wear it while walking around or sitting down allowing use of it while performing office work, or sitting on a couch.The knee wrap incorporates an advanced carbon fiber heating system and natural crystals to release deep penetrating far infrared heat into a knee.
The knee wrap model comes with two inserts made of revolutionary graphene fabric, filled with crushed and polished amethysts and tourmaline. Each portable model evenly distributes far-infrared rays and negative ions into the targeted area. The included 10,000 mAh power bank allows 4+ hours of continuous heat and fully charges in less than 4 hours. The device can also be used with direct power through a USB adapter.