Skagerak DO Shelf System - 4 Shelves. Made of untreated oak and melamine, DO can stand on its own in a room to partition your home interior, or be placed against a wall like a traditional shelf system.
Kitchen or anywhere DIY. Seems simple enough, depending on your gap between shelves, anywhere from ropes to ropes for your spacing. You could even use wider wood, just adjust your rope length to accommodate your width and height of your shelves.