WE CARE, YOU SHOULD TOO. HERE'S HOW...
Hand wash your growler and lid with warm soapy water before first use. Hand wash your growler regularly. Lids are top shelf dishwasher safe. Store growler with lid off to allow to dry completely. Use white distilled vinegar or baking soda to help safely remove any stains or discoloration on the inside of your growler After cleaning, rinse thoroughly with warm water and repeat if necessary. Do not place in dishwasher, as this may affect the insulation properties and painted finish. Do not freeze your growler or lid. Do not place growler on stove or in the microwave. Do not use bleach, chlorine or cleaners with harsh abrasives to clean your product.