As a reminder, be sure to properly give content warnings and put sensitive subjects behind proper spoiler tags. It's for the mental health of not just your comrades, but yourself as well.
Here is a screenshot of where to find the spoiler button.
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You can buy exfoliating scrubs, not the best for your wallet or the environment though. You can buy exfoliating gloves - expensive but they do work! You can also just use a rougher towel when you're washing yourself, that works just fine and honestly more people should be scrubbing in the shower anyway