KEY DETAILS Solid eucalyptus and engineered wood frame in a Cool Walnut finish. Covered in a child-safe, water-based finish on all sides. Solid pine wood slats and ladder (included). All wood is kiln-dried for added durability. Mattresses sold separately. Accommodates a standard Twin-sized mattress for the bottom bunk and a bunk mattress for the top bunk; do not use box springs. Trundle (sold separately) recommended for use with trundle mattress (not included) or can be used as additional storage space. Made with FSC®-certified wood from responsibly managed forests. Made in a Fair Trade Certified™ factory, empowering workers who made it. Ladder frame is reversible and can be used on left or right side. Trundle is sold separately or available as a bundle with bunk bed. Imported. How to measure for delivery