If you have a Yeti (or Yeti like) cup, it could be hiding a gross secret, here's how to fix it! 

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Yeti and Yeti like tumblers have been all the rage the last few years. They keep cold drinks cold, and hot drinks hot.  However make sure when you wash them you take off the rubber seal and clean under it!

I'll admit it, while it seems pretty obvious, it's something I didn't think of!

This post below shows what could be hiding under the seal. So clean your Yetis and take the seal off when washing!