You use them, we use them, and we all hope the person who used the machine before us used them, too. And if you're not sure, ...
There's a difference between cleaning and disinfecting. Use the "3W method" to get harmful bacteria off of your yoga mat.
These are the best and worst flushable wipes tested by CR, including wipes from Amazon Basics, Cottonelle, Dude Wipes, Kirkland Signature, and other brands.