This is a set of 6 A4-size stand file boxes. Four of them are 10cm wide, and two are the 15cm wide type. They are made of polypropylene and can hold approximately 5kg. - Brand: MUJI - Model Name: Stand File Box (Wide) - Size: A4 compatible (Width 10 or 15 x Depth 27.6 x Height 31.8cm) - Material: Polypropylene - Weight Capacity: Approximately 5kg