This Wall Bed can be ordered with the mattress in either horizontal or vertical position. Standard Features: *Gas piston with positive close mechanism with Limited Lifetime Warranty *Max mattress depth is 10" Please Note: Memory Foam Mattresses may be too heavy to allow proper bed functions. *Sides are manufactured hardwood. * Face is American Hardwood Raised Panels. **Please click on the link below for optional side units. You may pick and choose any side units listed in this link for your bed. You can also customize any side unit for an additional fee. You dream it - we build it! MUST be attached to a wall! We recommend using 4 heavy screws into solid wall studs. As always, you can choose from our many options of wood species and stain or paint to match the décor in your home.