Dyna-flex Wrist Exerciser Turned Into A Manual Cell Phone Charger

11/22/2010, We’ve all see those wrist exercisers before, where we’re required to do the mundane task of giving our wrist some exercise (as if typing Facebook status updates weren’t enough). Someone out there guessed that the Dyna-flex wrist exerciser’s internals spun [...]

PowerBall Gamer warm-up routine

09/09/2009, Who would’ve thought that even gamers need to warm up before their big event – that’s what the PowerBall Gamer from Dynaflex is all about, featuring a gyroscope that spins within a blue polycarbonate ball. Apparently, using it several minutes [...]