Love your tumbler? Don’t forget this important cleaning step!
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Love your tumbler? Don’t forget this important cleaning step!
Join CR at to access our comprehensive ratings for items you use every day. CR is a mission-driven, independent, nonprofit organization.
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Doesn’t the gasket get loose everytime you remove it n put it back.
It really shouldn’t. I have a metal water bottle with a gasket like that and it’s given me no problems over the last 2 years