Is there an expiration date? L Is there an expiration date? No. With some general care and precautions, many years. The cases can take some wear and tear. The VIP loses only 5% effectiveness over 5 years. The PCM panels are indefinite. Post navigationPrevious post: Is there a warranty?Next post: Why does it hold temperatures better than other coolers? Leave a Reply Cancel replyYou must be logged in to post a comment.