Please note on the 900w x 450d mm shelving, 5 levels will be 5mm HDF with white melamine finish on one side and 1 level will be 6mm HDF. Perfect office and archive storage solutions with these BiGDUG Essentials Shelving units combined with Document Boxes. 265kg per shelf/1325kg per bay UDL* Powder-coated European-Steel frame MDF shelves Complete with Brown or White Document Boxes Simple self assembly required Strong, multi-purpose shelving for medium duty use Load capacity (per shelf) : 265kg UDL* Fully-adjustable MDF shelves European-steel frame in a powder-coated Blue finish 4x protective feet included Simple boltless assembly - just tap together with rubber mallet Versatile to use as half-height workbenches or a full-height bay Shelf levels adjust every 35mm 3 years manufacturer warranty Join bays together for longer-length storage using bay connectors (available seperately) Double-walled cardboard document boxes Suitable for files, folders, ring-binders and A4 documents Box