The Really Useful Boxes storage boxes are available with a capacity ranging from 10.5 liters to 62 liters. You can choose to purchase the storage boxes in sets of 3 or 5. Ideal for storing a variety of items, the Really Useful Boxes are made from 100% polypropylene, making them particularly lightweight. The storage boxes can be easily stacked both inside each other and on top of each other. They feature handles and rounded corners, and are transparent, allowing for quick and easy visibility of the contents. Additional details: Material: 100% polypropylene, with handles, with rounded corners, stackable, very lightweight. Capacities: 10.5 liters, 17.5 liters, 33.5 liters, or 62 liters. Quantity: available in sets of 3 or 5. Color: transparent.