Well-designed, proven, and sturdy though. It's not made of MDF, it's particle board. Although a cheaper material, this is actually a good thing here, because th

Well-designed, proven, and sturdy though. It's not made of MDF, it's particle board. Although a cheaper material, this is actually a good thing here, because the same bookcase made of MDF would be much heavier and the planks would sag. Prices are certainly on the high side, but that phenomenon does not seem limited to Ikea.