The firefly recovery devices allows both elite athletes and athletic enthusiasts to recover faster, relieve soreness, and improve muscle performance anytime, anywhere. Firefly's clinically proven, portable technology increases microcirculation by 400% to allow for recovery 3x faster than normal. More than 150 professional and collegiate teams have made firefly a key part of their athletes' recovery regimen. Elite runners, triathletes, and other endurance athletes also agree that firefly is an essential recovery tool.