Materials
Top Gel Memory Foam
Middle Air Chamber
Bottom Foam
Pros
-Integrates the SleepIQ app, which gathers information on how you slept and provides in-depth analysis on how to improve sleep.
-Memory foam layer provides extra support.
-Your perfect setting will allow you to find the perfect setting and get a good night sleep.
-Mattress is delivered with a remote control, for easier adjustment of your Sleep Number settings.
-Allows for different firmness customization for each side of the bed.
Includes a layer of CoolFit gel, for extra breathability.
Cons
-No longer available on Sleep Number’s website (the M7 has now been upgraded to the i7).
-Some features are only available if you purchase the FlexFit bases.
-Can be annoying for people who don’t want mattress setting but prefer to just lie on the bed and sleep.