MUJI Muji A4 File Box Set of 10 Not sold individually. MUJI polypropylene boxes These are no longer sold. Purchased approximately 20 years ago. They were used to store documents. Please consider that they have aged. They have yellowed slightly overall. I think they are still usable. ● File Box A4 size, approximately 100 x 354 x 260 mm ※ The files in the photo are not included.