Perfect Sleeper X Knox Firm 13.5" Quilted Hybrid Mattress Set - California King

4.7 (107)
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Product details

Web ID: 19214477

Experience premium support and perfect sleep with our new Serta® Quilted Perfect Sleeper X™ Collection. The ZoneResponse™ Design is comprised of Perfect Conform™ Memory Foam paired with 5-zoned coils for full-body alignment. Sleep comfortably cool throughout the night with cooling technology and graphite-infused memory foam designed to redistribute heat away from your body. A quilted top offers a classic feel and added layer of plush foam. Extraordinary sleep is possible, with Serta® Quilted Perfect Sleeper X™.

  • Product Features

    • Hybrid
    • Firm
    • Top type: tight top
    • Coil count: 1203
    • Compatible with an adjustable bed
    • Includes a foundation available in 9" standard or 5.5" low profile. Foundation is wood with a polyester cover and has a 10-year manufacturer's warranty.
    • Firm and supportive; Ideal for stomach or back sleepers
    • Your new mattress may initially feel firmer than expected. Please allow up to 60 days to acclimate to your new mattress as it naturally adjusts to contour, comfort, and support you best
    • Premium memory foam is temperature-sensitive; it may feel firmer in cooler temperatures and softer in warmer ones. For your preferred comfort, please allow several hours for your memory foam mattress to adjust to the room's temperature
    • Five ZoneResponse™ Design - Combines coils and contouring memory foam full-body spinal alignment designed to offer comfort and support where you need it most.
    • Perfect Conform™ Memory Foam - Premium, graphite-infused memory foam designed to provide targeted pressure relief and redistribute heat away from the body.
    • Meets federal fire-safety standards
    • Manufacturer's 10-year limited warranty
    • Made in the USA of imported and domestic parts
    • Request warranty information

  • Materials & Care

    • Made in USA and Imported

  • Shipping & Returns

    • Please note: our standard shipping and return policies do not apply to mattresses. For more information, call 1-800-BUY-MACY.
    • Shipping Method: Scheduled Delivery
    • For complete details, see our Shipping and Returns policies.

Ratings & Reviews

4.7/5

107 star ratings & reviews

Write a Review
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5 days ago

One good nights sleep !!!

Super nice mattress, nice and firm. I totally appreciate it. I made the right choice.

Customer review from Serta

10 days ago

Serta Knox Firm Mattress

This mattress is very firm & comfortable mattress.

Customer review from Serta

17 days ago

Serra for good rest

Comfy for back issues

  • Photo from Cherrie K

Customer review from Serta

1 month ago

Sister bed

My sister seems to be comfortable and sleeps well through the night. No more saggy mattress she wakes up with a smile on her face.

Customer review from Serta

1 month ago

New Serta Mattress

So far, comfortable and may help the back issues.

Customer review from Serta

1 month ago

Love it

I like firm beds. This is just what I needed. Comfortable.

Customer review from Serta

1 month ago

Love it

Once I lay down to sleep, I fall to sleep immediately and sleep the entire night. It is very comfortable and no aches or pains. I am totally happy and satisfied with it

Customer review from Serta

1 month ago

Best Sleep I’ve Ever Had

Very firm but comfortably supports my spine after two surgeries. I go right to sleep without tossing and turning like I did with my previous mattress.

  • Photo from Cheryl M

Customer review from Serta