Why use a flavored lube?
Giving oral sex through a safer-sex barrier. If you’re using a condom or a dental dam while going down on someone, you could just deal with the taste of latex (or polyisoprene or polyurethane, as the case may be). Let’s be real: It’s probably not your favorite flavor. Might as well jazz it up with lube that tastes like strawberries, coconuts, or birthday cake.
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