A great starter bed for your child. 100% solid wood and available in twin, full and queen sizes. Add the upper bed when your child is ready for more fun or you need more beds! TimberFrame bunk beds feature massive corner posts with thick ladder rungs in between using mortise and tenon construction. The sturdy, wide ladder ends make it easy for kids to climb up and down. Options include extra-long for big kids. Add optional drawers or a trundle bed for maximum use of your floor space. View underbed options.Ready for a mattress, no foundation required. View mattress options.The top of an 8” thick mattress will be 21” off the floor.