Framed in solid wood for lasting comfort, our Catalina Bunk System makes the most of your space with versatile storage options. 80" x 42" x 78" Expertly crafted with a solid wood frame. Includes (4) adjustable bookcase shelves and (1) desk shelf. Slat-roll foundation on lower bunk is designed for use without a box spring. Our exclusive finishes are applied by hand for exceptional richness, durability and depth of color. Wood swatches, below, are available for $20 each. We will provide a merchandise refund for swatches if they're returned within 30 days. Shop our Lullaby Mattress Collection. Bunk mattress fits upper bunk, lower bunk fits a standard twin-sized or bunk mattress, and trundle fits our trundle mattress; mattresses are sold separately. The Consumer Product Safety Commission recommends that top bunks not be used for children under 6 years of age. Internet only. View and compare all available finishes at Furniture Finish Guide.