The Digitaliza negative film carriers are designed to use on your flat bed scanners. The difference from your OEM negative carriers, these have a larger area to scan the film info (frame number, film stock, etc.) & for exposed sprocket areas. These can also be wider which can accommodate creative multiple stitched frames. they have a effecient peg/magnetic system to keep your film flat. Lomography 35mm Digitaliza Film Negative Carriers Lomography 120 Digitaliza Film Negative Carriers Camera will be shipped via USPS Priority Mail Padded Envelop with insurance. Typically takes 3-5 business days & includes tracking. Local shipments have been taking 1 business day!