PURPOSE: To provide a clothes pressing and keeping bag in which pressing can be done easily, which is simple in structure to be easily produced at a low cost, and which can correspond to various shapes, sizes etc.

CONSTITUTION: A clothes pressing and keeping bag 1 comprises an opening 3 openable for taking in and out clothes, a keeping part 4 which can be closed for keeping the clothes therein, and an air discharge part 5 formed at an arbitrary position at a peripheral edge of a bag main body except the opening 3 and having a discharge port through which air in the keeping part 4 is discharged to the external side. Two self-adherent films laminated on the inner face side of the bag main body 2 are used for the air discharge part 5 which is formed only by allowing the self-adherent films 6, 6 to adhere to each other so as to be peelable by a discharge pressure of air in the bag main body 2.