How much is it to purchase a charging case?
I need a charging case for my Air Pods, how much is it?
Question marked as
In the U.S., $59 or $69 for the wireless charging case or $89 for the AirPods Pro case.
See the following from If your AirPods are lost - Apple Support
If you still can't find your AirPod or Charging Case, or if something is damaged, get the serial number and then contact Apple Support for a replacement. Then learn how to set up your replacement.
You can also learn more about AirPod pricing and service options.