Serta SleepTrue Big Rapids II Mattresses Collection

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An actually affordable mattress designed with many of the same comfort components in higher-end Serta models – call it a perk for being the America’s #1 mattress brand*

The Serta® Big Rapids II mattress features Serta® PillowSoft™ Foam that gently contours the body to provide extra cushioning. This mattress also features 391 count SertaFlex™ Innerspring which uses an offset coil design to ensure maximum flexibility and responsiveness. The alternating coil design enhances stability and strengthens mattress edges.


  • FireBlocker® Fiber
  • 1/2" Serta® PillowSoft® Foam
  • 391 SertaFlex® Innerspring

*NOTE: Measurements are approximate and may vary +/- 1.5”

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