If you have a cable with an RJ-45 connector with an unprotected latch which you can not easily replace (e.g. a serial RS-232 cable or USB adapter with an RJ-45 connector), you can protect it with this. print in the original orientation with no supports in whatever material you like. The model is deliberately loose-fitting to allow for printing imperfections or bridging problems. This does not affect its function, as long as the latch can engage correctly and the cap does not fall off.
The author marked this model as their own original creation.