Cleaning your water bottle is super simple and can be done in four easy steps. Empty and rinse the bottle. Empty out the remaining liquids and give the water bottle a rinse with warm water.

These $8 water bottle cleaning tablets work in just 15 minutes. I’ve used them to clean coffee grime, wine stains and mold. Plus, they get rid of bad smells.

Reusable water bottles can get filthy. Here's how to clean a water bottle the right way, so you can have it ready the next time you go out.