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The lip on the mustache cup prevents my hand from getting in the cup to produce lather. It gets in the way.

So you are suggesting that this is not a shaving mug, but rather a coffee mug? Hmmm, that makes sense, no wonder it sucks so bad trying to make a lather with that thing in the way. I think I'll use...

What is the lip on my shaving mug used for? I think it's for when I'm draining water, the soap doesn't fall out into the sink. Am I correct?
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