LED Light Therapy Device dpl® Flex PadThe DPL Flex Pad includes two types of LED lights red and infrared: Red light operates close to the skin's surface to energize cells, while infrared light penetrates further for deep tissue relief from pain and soreness Soft neoprene material allows for flexibility of application to a variety of body parts Deeper penetration than alternative options like heating pads offer, resulting in deep tissue cell stimulation that targets pain at the source