This spring loaded drying rack has 50 shelves that are large enough to hold an A1 sized sheet | It is sturdy and made from galvanised iron which makes it waterproof and easy to clean | The spring loaded hinges make it simple to load wet work in | Begin loading from the bottom shelf up | Mounted on casters it can be easily moved | Note: These Racks come preassembled and are packed in a crate. A Trolley Jack or similar will be necessary to transport this from point of delivery