treadmill

Extreme Cardboarding: Cardboard Treadmill Workout

[youtube https://www.youtube.com/watch?v=BNw4AXQxzQc&w=640&h=360] Now that spring is upon us and thoughts of not so distant summer weather fill our imaginations, many of us will be looking to get into optimum shape after months of lethargy during the winter. After pushing the envelope on the limits cardboard can be sculpted and re-purposed with the launch of the […]

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