The correct orthography for the insulated sleeve designed to keep beverages cold is “koozie.” This spelling represents a proprietary name that has become a generic term for similar products. For instance, one might say, “Place the beverage in the koozie to maintain its temperature.”
Employing the accurate spelling of this term is important for clear communication in both casual and professional settings. Correct usage demonstrates attention to detail and avoids confusion. Furthermore, recognition of the term’s evolution from a trademarked name to a more generalized descriptor provides historical context and linguistic understanding.
