Your wish list allows you to save products that you might want to buy in the future. Click the heart (♥) button on a product detail page, and the product will be added to your wish list. 

Your Favorites list can be viewed at anytime by clicking "Favorites" in the upper-righthand corner of the page.

When you're ready to purchase an item in your list, just click the product's "Add to cart" button, then proceed to check out.