[Additional storage space] The hydraulic storage system underneath the mattress is perfect for you to store quilts, bed sheets and other necessities. Functional and aesthetic, this bunk bed will enhance any bedroom. [Solid & Sturdy] The bed frame is made of pine wood and plywood, providing a dense and strong support for up to 500lbs. The construction ensures both a lifetime of use, and a sturdy bed frame with a head which won't wobble. [No Box Spring required] With 12 reinforced slats, the mattress (not included) will be well supported and your body weight will be evenly distributed for a great sleeping experience. Enjoy the convenience and unparalleled ease of use that this queen size wood platform bed provides. Headboard is included as a comfy linen fabric backrest that brings you and your partner a cozy feeling. [Dimensions] Overall Dimension: 83.5 x 63.5 x (41.5 or 45.5) inches (L x W x H) Mattress dimension: 80 x 60inches (L x W). Mattress is not included