Lifted by hydraulic shocks giving you access to all the room under the bed for storage. Shocks hold bed upright, requires pressure to close so you are safe and secure getting items in and out. This adds another closet to your room A queen size bed adds about 25 square feet of storage space. Base is 15" high allowing most storage bins to fit. You will be amazed with how much you can fit in the space. Great for smaller vacation homes, small bedrooms or just for those with a lot of extra stuff to get out of the way.