DoubleFlex, The Portable Gym
2017-07-12
By:James Fraser
DoubleFlex is for everyone who is too busy to hit the gym to lose weight or get in shape. As seen in the picture, it's a simple workout machine that is designed to train every muscle in the body. It uses the patented SpiralFlex technology that was originally developed for NASA astronauts so they can work out in space. DoubleFlex is portable and cheap. At 100 bucks, it's a lot cheaper than many fitness solutions out there in the market including gym membership fees.
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