Prime Day looked a little different this year. Amazon extended the sale to four days of shopping, and while we thought the event might never end, you have just hours left to nab our favorite Kindles on sale.

Every summer season, Kindle sales are the highest because people organize vacations and do not want to lug around stacks of books. The Kindle is the perfect travel companion: it occupies virtually no space, is as close to reading a real book as can be, and can hold thousands of books.