(2)Twin XL Steel Platform Bed Frames, mattresses, and mattress pads. Frames can withstand 3000 pounds of static pressure. The mattress is embedded in the steel frame to avoid sliding. No need for a box Spring or board support. 11.5 inches of storage space under the frame. 11.5 inches of storage space under the frame. Originally $359/2 frames. (2) Twin XL mattresses purchased @ Mattress Firm for $359/@. Minimal use in the guest room. (2) Encase-HD mattress protectors. $300 for both of the mattresses, frames, and mattress protectors. Minimal use in the guest room.