My hair gets really knotted up during the day. How can I prevent that without hair product or a pony tail?

I straighten my hair every morning. It's pretty long. Also, how do you make a hair bump? Like with a bump it, except without one?My hair gets really knotted up during the day. How can I prevent that without hair product or a pony tail?
Honestly, I don't think it is really possible. I would try lightly spraying it with hair spray, just on top. Should work!

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