How to keep a memory foam mattress?

We recently bought a 3 "foam mattress pad memory of our sofa-bed to make it more comfortable for customers. Does anyone have any idea on how we can keep the mattress during the day they are not used?

If you are tight on storage space to store under a bed mattress and box spring Inbetween If not, just roll and put something around it. , Strap bungee cord

Memory Foam Mattress Topper / Pad Reviews & Ratings Summary