This pack of Polaroid film is designed to work with the Impossible and new Polaroid cameras which have internal batteries. Each pack contains 8 sheets of glossy 3.1” x 3.1" film. Impossible and Polaroid suggest storing the film in the refrigerator, but advise against freezing it. Let the film rise to room temperature to use it. When developing your shots keep the film shielded from light for 6 minutes.