Organize your space with the Really Useful 9L Stackable Storage Boxes, a practical 4-piece set perfect for any home or office. Crafted from durable, recyclable polypropylene, these transparent containers are built to last. Their clear design allows for instant visual identification of your contents, saving you time and simplifying your organization. Each box features a secure, snap-lock lid that is both dust-proof and leak-proof, ensuring your items—from important documents to craft supplies—remain protected.Engineered for superior strength, the boxes boast a reinforced flat base with a honeycomb structure and fortified corners, providing exceptional rigidity and resistance to heavy loads. Their stackable design enables secure vertical storage, maximizing space in closets, garages, and attics. With a generous 9-liter capacity and internal dimensions perfectly suited for A4 files, magazines, shoes, and stationery, these versatile boxes are an indispensable storage solution. The smooth interior surfaces also make them incredibly easy to clean and maintain.