Medium-sized light-shielding dark bag (change bag) for film A medium-sized light-shielding dark bag (change bag) that can be used on the go. It prevents outside light from entering, allowing you to reload film and rewind it. It is essential for dealing with film-related camera problems and when developing film. It has ample size, making work easy and versatile. Size excluding the arm portions (approximate): 60cm - 55cm (Note) The A4-size magazine in the photo is placed to help you understand the size and is not included in the product.