If you know what's good for you, you'd be doing bodyweight exercises. There are at least 9 benefits of bodyweight training. Monkii Bars allow you to do them at home, in your office, at the park, or just about anywhere, as long as there's something the paracord strings can hold on to that's high enough that is. It's basically a suspension trainer made up of a couple of sleek-looking bars with an 18-foot paracord stored inside each of them. Simply throw the line over a branch or something and adjust the length. You can then do pull-ups, chest presses, leg raises, tricep extensions, and more.