These Space Invader book placeholders will have you setting your lasers to pew. Designed by Elod Beregszaszi, the Book Invader is a must have for science fiction fans everywhere. The tiny alien depiction is situated at the top so you can see them even when the book is closed.
The tiny alien-inspired bookmarks come in a variety of colors and feature the distinct pop-out style Beregszaszi is known for. The metallic version is a deluxe edition, so it would be advisable to order sooner rather than later. Instead of purchasing just one, these little guys are more effective in larger numbers. These book placeholders are available online.
They are ideal for studying, taking notes or plain old reading.