Twin XL Bed Frame with Drawers.
Do your children love engines? You can buy a very simple bunk and customize it to look like, in this case, a tractor. As you can see you have to add very little, wheels, some wooden slats on top to create cabin, and rest is paint and stickers. litter is very simple, one of those models with perpendicular twin XL bed frame with drawers and spaces to store.