Signature Luxury Mattress: The LUXI 3-in-1 Adjustable Memory Foam Mattress builds on the "one-size-fits-all" concept. This one mattress delivers a range Firm-Medium-Soft “feels”. The LUXI 3-in-1 has lower returns, industry leading customer satisfaction rates and bottom line a higher level of acceptability that helps keep mattresses out of our landfills. The comfort of LUXI’s shape-matching technology, coupled with its ability to adjust the softness or firmness independently on each sleeper’s side of the mattress, ensures the preferences of every sleeper are met. Also, a perfect mattress for use with an adjustable base. An adjustable mattress on an adjustable base makes logical great sense.