BEDGEAR® M3 Night Ice Performance® 8" Hybrid Medium Plush Tight Top Split King Mattress in a Box

The M3 Night Ice Performance® Mattress builds on the award-winning modular design of the original M3 and with three layers of cooling technology that dissipate body heat for an extra boost of refreshing comfort. Featuring interchangeable Independent Suspension units, both partners can choose their ideal firmness on their side of the bed.