Greetings Island has thousands of designs to choose from, you can have your own list of the designs you like on a single page - simply by adding them to favorites. When browsing the different designs - look for a icon when hovering on design thumbnail, or “Add to favorites” text on design preview pages. Clicking this will add it to the favorites list ,clicking again will remove it from the list.
To view your favorite items, navigate to my My Favorites page from the profile menu on top right.