Entourage Wedding Gown Inspiration

In my line up of entourage, I am in-charge of filling in the girl's line up.:) Since my ladies will be shouldering the expense for their gown, I let them have a free reign on what kind of design they like, so long as they follow these rules:

1. Length of the gown should be: for my matron of honor- floor length and for the bride's maids-knee length and for the secondary sponsors-below the knee respectively
2. Must be light and airy in design.

For reference, here are some of the designs I have envisioned for them to wear:

My ladies must be at their prettiest on my wedding day. So feminine and lady-like.:)