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Serta Perfect Sleeper X Knox Firm Mattress

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Firm Mattresses

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Serta Perfect Sleeper X Knox Firm Mattress

Knox Collection

SKU: 461100491

Serta Perfect Sleeper X Knox Firm Mattress

4.7

Serta Perfect Sleeper X Knox Firm Mattress Dimensions

Knox Collection

|

SKU: 461100491

Mattress Finder Quiz

Knox Collection

SKU: 461100491

Serta Perfect Sleeper X Knox Firm Mattress

4.7

$1,099.00

Quantity

Serta Perfect Sleeper X Knox Firm Mattress Dimensions

Knox Collection

|

SKU: 461100491

Mattress Finder Quiz

^{^} Get a $300 Raymour & Flanigan gift card with the purchase of a Tempur-Pedic®, Beautyrest Black®, Stearns & Foster®, or Purple® mattress. Valid 9/15/26 - 9/28/2026

*Restrictions apply. See full promotional details.