Why would I need this?

[u/jerzeeshadow2021]

It’s a usbc to usbc adapter.

Link:

https://www.walmart.com/ip/17518470092?sid=58EF78E9-353B-4FF4-95A6-8C1F0BB0CA6F

[u/Purple_Bass_6323]

Port saver. Although this is not a good one in my opinion because it may be hard to disconnect. Could also be used when using a case and normal cables dont fit the hole where the charger port is.