How do I transmog without it disappearing?

I tried once, but when i relogged I lost everything. I don't really want to try again unless I'm sure I won't lose it. Any help?

Transmog > Unequip > Relog > Reequip > DONE.

Quote:

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Originally Posted by Maminho

Transmog > Unequip > Relog > Reequip > DONE.

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or Transmog > Unequip > Equip > Relog ... works too

Thank you everyone