Kubbyclass Polar White 2000m D-End Library Bookcase KubbyClass Polar white furniture is a superior quality range of units that are manufactured in a solid 18mm MDF white outer finish that are available in choice of 7 colour themes. All units have a durable, 2mm bump resistant PVC plywood effect edge. These units are used on the ends of our KubbyClass double sided bookcase & The Reading Arch to make