It’s a simple and dignified ceremony. The main feature is a wedding talk that’s about 30 minutes long and delivered by a minister of Jehovah’s Witnesses. It is a warm and upbuilding discussion about how the Bible can help the couple have a long, happy marriage.
Modest and respectful clothing is appropriate to wear at a Kingdom Hall, which is a place of worship for Jehovah’s Witnesses. This often includes business casual or formal attire, with an emphasis on modesty and cleanliness. It's best to avoid clothing that is too casual, revealing, or attention-grabbing.