And, most importantly, he approved.
He was more than okay with it, in fact, leaping off and on the bed for the next few hours and proudly telling everyone within ear shot about his "big boy room".
As we took apart the crib and put the redundant pieces away, I thought about how this room started out, four years ago, as a nursery, decked out with all its baby accessories. Now it's been bedroom to two boys and the signs of baby are quickly fading.
Some baby things remain though. It's going to take me a while to part with them all.