Everybody knows somebody who is getting married or someone who is going to be attending a wedding soon. They may have special friends that are getting married or somebody that they are related to. They want to find the best wedding guest outfits for the occasion.
When picking out an outfit for any event, they need to consider what the weather will be like. Not everybody that gets married has a big wedding. They may choose special colours but may not have any fancy attire at the wedding for the wedding party to wear.
When purchasing an outfit, people will consider many choices. The ladies may want to have a cute dress or skirt. Not everyone likes to wear dresses though.
Knowing what colours the bride and groom have chosen may be useful too. They may choose to match their colours. The guest could also choose something completely different than a style that the wedding party is choosing.
There are many accessories that could go with these dresses also. When someone chooses a dress, they may want to have a certain feature with it. A guest is not required to have a fancy dress but can if they choose.