It's also important to keep your bottle brush clean, just like you would any ... This is because it's easier for them to get dirty. When you touch the bottle continuously over multiple days ...

How dirty can a reusable bottle get if it’s ... To deep clean a water bottle, you’ll need hot water, baking soda, and a bottle brush. For mold, smells, or stains, you’ll also need distilled ...

If the inside is still a bit dirty, add a handful of raw white rice ... give it a good shake, then use a bottle brush or bottle mop to clean the inside. (If the bottle has a label on it, oxygen ...