The OEM Smead Flex-I-Vision Colored Hanging Pocket is designed for efficient storage of large amounts of paperwork for a single subject. With sturdy sides and a bottom that expand to hold up to 3-1/2 inches of letter-size material, these pockets prevent papers from falling out during transport. This assorted pack includes one each of blue, red, standard green, and yellow pockets. Please note that tabs are not included.