23:57 Review Cal King Serta Perfect Day iSeries Applause Firm Mattress

Get the rejuvenating sleep you need every night for more energy and vitality every day with Perfect Day®, a premium Serta® mattress collection. The all-new Perfect Day mattresses feature Serta's revolutionary iSeriesTM technology, combining Serta's finest comfort innovation with our most advanced coil support system. For the first time, Serta has married our exclusive Cool ActionTM Gel Memory foam with our most advanced DuetTM Coil Individually Wrapped Coil-in-Coil Support System. This results in a sleep system with intelligent cradling and cooling comfort at the sleep surface and exceptiona... continue reading »
2ND LAYER: Cool Action Gel Memory Foam. 3RD LAYER: 1" Hi IFD Support Foam. BASE LAYER: Duet Coil Individually Wrapped Coil in Coil Support System with BestEdge Foam Encacement. Includes: Cal King Mattress Only.