The Texas bed height is 68", with posts 2.5" x 1.5". The space between the beds is 35". The models featuring 8 slats require box springs or a Bunkie board. Models with 26 slats do not require a box or Bunkie board. The vertical protrusions are less than 3/16" as mandated by law. The rails are connected to the posts by heat treated bolts and half moon nuts. Slat foundation is well glued and nailed with no staples. The unit separates into two twin beds. Palace Imports, Inc. takes safety very seriously, especially when the end users are children, and is in compliance with all the current laws and regulations. Our products are made of solid home grown Brazilian Pine. Twin Trundles Included. Shown in Whitewash finish.