Really Useful Boxes Storage Box. Material: Plastic. Capacity: 35 L. Label Space: Yes. Writable: No. Stackable: Yes. Grip Hole: No. Cover: Inclusive. Dimensions: 310 x 390 x 480 mm (h x w x d). Colour: Black. This 35 Litre Recycled Plastic Storage Box from Really Useful features 35L of capacity, providing ample room for A4 and foolscap documents and folders. The opaque black sides and lid keep your files private and protect them from fading in harsh sunlight. The design is stackable for space-saving storage and is made from 100% recycled plastic. The lid locks securely in place. Dimensions: W480 x D390 x H310mm. Colour: Black. It is part of a fully interchangeable range. The box is designed for A4 and foolscap files.