Putting custom armor in the exile's locker

[Kalos]

How would I add an item to the exile's locker in his room? Can someone give me a step-by-step of what I needa do?

Edit: I found another thread on it but it completely confused me and it didn't work, so I need a version for dummies.

[jonathan7]

The search function is your friend....

http://www.lucasforums.com/showthread.php?t=143536

http://www.lucasforums.com/showthread.php?t=178812&highlight=exile+locker

http://www.lucasforums.com/showthread.php?t=153647&highlight=exile+locker