When browsing through the site it is easy to find an item, only to leave it and browse elsewhere. If you want to re-find that item quickly and easily simply select the recently viewed items selection, where you can view all the products you've perused.
They're all stored chronologically so if you've been going through a lot of items it should be simple to track down any item, regardless of when you viewed it last. If you have searched through a vast quantity of items, you may want to use the search items at the top of the page to refine the selection available. Choose a category of items or even a particular brand to help ensure you find what you need effortlessly.