They say 4-6 months. 2 -4 of those for the gown to be made and delivered. 1 - 2 of those for alterations if needed. And I guess they give themselves (and you) a bit of leeway just in case something goes wrong. Don't forget to have it steames before y...
Garments and Apparel are the same thing. They refer to all types of clothing, both interment and outer wear.