Certified Safety Certi-Cool Large Instant Cold Pack
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Get cold instantly (3 seconds) for the treatment of swelling, burns, nose bleeds, headaches, and other injuries requiring cold. No refrigeration needed. Remains cold (less than 40 degrees F) for a minimum of 15 minutes. Disposable and long shelf life.Instant action by impact.Durable, heavy plastic bags help prevent accidental breaking and leakage.See-through bag makes accidental activation readily apparent.