How to Tell When a Cirkul Flavor Is Empty
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4 min read
According to user surveys, a leading reason for Cirkul users to switch from other drinks is the customizable flavor. The flavor cartridge, or 'Sip,' is a key part of the Cirkul system, but it's not always obvious when it has run out. Understanding how to tell when a Cirkul flavor is empty can save you from premature replacements and frustration.
