The Roselare Kids Twin Over Twin Bunk Bed is the perfect space-saving solution for your children's room. With a weight capacity of 250 lbs for the upper bunk and no limit for the lower bunk, this bed is both sturdy and durable. We recommend using a 6 inch mattress for the upper bunk and a 6-8 inch mattress for the lower bunk. Assembly is required but the end result is well worth it. Please note that the ladder is not movable. Give your kids a comfortable and fun place to sleep with the Roselare Kids Twin Over Twin Bunk Bed.