I opened 4 months after purchasing because I was waiting for painters, when I opened  the box, much to my surprise (but should not have been, because Wayfair furniture is from China and a 1 x3 is literally a 3/4 by 2.5. It should be sturdy enough to hold a child 11 years old and 138lbs. But it doesn't,  Ladder broke on both
Wayfair is lucky when he fell through  because slats broke it didn't puncture his body. DO NOT PURCHASE FURNITURE FROM WAYFAIR FIR KIDS. DANGEROUS!