Impossible 600 BW Film SILVER FRAME Pack 8 Shots Description. This pack of Instant Black White Film with Silver Frame for Polaroid 600-Type Cameras from The Impossible Project contains 8 sheets of instant black & white film. Each sheet of film has a matte silver frame & a 3. 1 x 3. 1 glossy surface image area. Full development will occur Approx. 10 minutes after exposure when working in a temperature of around 70F 21C. The film pack has a built-in battery that powers the camera & its flash.