If you purchase a frame with lifting option you shall have the opportunity to optimize the space beneath your bed. Your bed is already not just bed, but a vast closet where you could store a lot of luggage.

The frames with lifting option could single or double, with or without legs.
The lifting mechanism could be made to be fixed either on the long or on the short side of the frame. For even greater convenience a handle for lifting could be made.
All dimensions of frames with lifting option could be produced.