They are used but have been laundered - you have no need to do that unless you wish to do so. Also they are usually in excellent shape. If you ever receive anything that isn't, make sure you let them know so they can pull it from their inventory.

Yes, however, if you request the new arrivals at the right time (when they come out, and right when you are returning something) then you can often get new clothing items.

Gwynnie Bee is a rental service so you do get items that have been worn, the clothes are clean when you receive them.

Yes- they are rented and sent back