The product is a set of four heavy-duty plastic stackable storage crates, measuring 50x30x15cm each. Made by the brand Box, these containers are designed to be collapsible for easy storage when not in use. The crates have a book shape and are made from durable plastic material. They are stackable, making them a convenient and space-saving storage solution for various items in your home or office. Made in the United Kingdom, these crates are available in a range of sizes to suit your storage needs.