The Ergodyne Chill-Its 6240 Black Phase Change Cooling Vest Elastic Extender adds 3.5 inches of length to your cooling vest, enhancing comfort and fit. Made from 100% elastic with hook-and-loop closures, it easily attaches to Chill-Its Phase Change Cooling Vests (excluding lightweight versions). This extender is ideal for those seeking a customized fit for their cooling gear.

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