12 Jump Ropes Approved by Fitness Editors and an Olympic Boxer
If you're ready to skip ahead, here are the best jump ropes. Whether you're an Olympian boxer, a CrossFit diehard, or a ...
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Testing a Zipline with Kevlar Rope!
We attempted to build a zipline using Kevlar rope rated for 2,000 lbs—sounds strong, right? Watch as we test the limits and see if this rope is strong enough for our zipline challenge!