"The TRX is not only the most compact and economical home gym money can buy but also introduces all-important instability to almost any basic exercise, like a push-up or a row. 'For those exercises alone, it's worth the price,' says strength and conditioning coach Mike Boyle. 'It gets the whole body working as a unit and is fully adjustable, so you can make it hard or easy. Plus, the rotating handles are shoulder-friendly.'" -TRX Featured in Men's Journal.