Yes. Mainly by getting between sheets and creating room for air to circulate. If you get wool ones, they do help wick a little moisture, but bigger benefit is that they helps soften natural fibers and don’t make as much noise as rubber dryer balls. Bonus, they last forever and you don’t have to use chemical fabric sheets or softener. Definitely a good investment.

He’s been watching The Expanse and getting ideas…

Kopeng!