Skip to main content Currently Reading Your COVID vaccine card: What to do if you lose it, and the right way to laminate it FacebookTwitterEmail Dr. Stephen Hall, director of psychiatry at the San Francisco Campus for Jewish Living, holds an all-important vaccination card after receiving the coronavirus vaccine in December.Nick Otto / Special to The Chronicle As coronavirus vaccinations open up to all California adults this month, millions more people will receive the 3-by-4-inch piece of cardstock that records the details of their doses. That card carries key pandemic personal information — so naturally, you should start by making sure you don’t let it crumple in your wallet or accidentally lose it. But many may be looking for more information about how they should keep and protect their cards, and what they’ll use them for.