Easy to assemble. Box spring optional. Made of 100% solid pine wood from renewable forests. Finished with a non-toxic low-VOC paint made with solvents from 100% renewable sources. Back is semi-finished. Sleek and low profile, the Loft Platform Bed features a sturdy 2.5 inch thick wood frame construction that can last for years. It is made of 100% solid wood from renewable forests and achieves a modern look without sacrificing quality.