Buyers can see collections of a specific designer by clicking on their name below the design image on the listing page.

You will be linked to the designer's profile page. You scroll down to the bottom the the page. Then, you can see all collection of that designer. You can click on a collection to see what designs are in there.

This is how you can view the collection details of the designer, including the title, description and designs in that collection. The cover image will be shown as a banner at the top of the page.