American Olympic Coach Kevin Mazeika promotes Gym in a Bag:
Click PLAY or watch the Rockers on YouTube.
There are many more tutorials on the gyminabagboy YouTube channel.
… Pound for Pound the most effective complete body workout equipment ever!!! Less then 5 lbs. more than 500 exercises …
Order at thegyminabag.com . $59.95 for the XBR Rockers, $99.95 for the full Gym in a Bag/
DGS Gym Supply sells them too.
Click through to watch a video overview of ALL the things you can do with the full kit.
Thanks Reiko from GymSmarts coaching videos for the tip.
Gymnastics Coaching.com 