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Sealy Dreamlife 12” Hybrid Mattress-in-a-Box, California King, SealyComfort Gel Memory Foam, SealyResponsive Encased Coils, Surface-Guard Technology

  • Based on 16 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Sunday, Jun 8
Order within 19 hours and 47 minutes
Available payment plans shown during checkout

Color: Dreamlife


Size: California King


Style: 12"


Features

  • 2 SEALYCOMFORT GEL MEMORY FOAM: This cushioning gel memory foam layer conforms to the shape of your body, providing tailored pressure relief and support where you need it most
  • 2.25 SEALYSUPPORT TRANSITION FOAM: This additional layer of high-density foam enhances the overall comfort of the california king mattress by offering extra support and durability
  • 7 SEALYRESPONSIVE ENCASED COILS: Featuring individually encased coils, this california king memory foam mattress provides targeted support across the entire surface, allowing for independent movement and reduced motion transfer
  • CERTIPUR-US CERTIFIED: The Sealy Dreamlife mattress foam meets the strict standards set by CertiPUR-US, ensuring it is made without certain harmful chemicals including formaldehyde, ozone depleters, phthalates regulated by the U.S. Consumer Product Safety Commission, or mercury, lead or other heavy metals.
  • SURFACE-GUARD TECHNOLOGY: Built-in antimicrobial protection with Surface-Guard Technology helps prevent the growth of bacteria and the buildup of allergens on the mattress surface

Description

This Sealy® Dreamlife™ 12” Hybrid CA King Size Mattress is designed to help you stay cozy all night (or all day) and wake up feeling refreshed. And it’s made by Sealy®, a leader in quality sleep products for over 140 years. Advanced SealyComfort™ gel memory foam adapts and responds to every part of your body to provide pressure relief and a personalized sleep experience, while SealySupport™ Transition Foam enhances the overall comfort of the mattress and adds long-lasting durability. SealyResponsive™ Encased Coils move independently for targeted support across the mattress as advanced edge coils provide increased airflow, support and durability. Sealy® Dreamlife™ is dedicated to promoting a healthier sleep environment. CertiPUR-US® ensures the mattress foam meets strict standards for content, emissions and durability, and Surface-Guard Technology™ kills bacteria on the surface of the mattress, protecting it from common allergens. This mattress was designed and built in the USA and includes a 10-year limited warranty, so you can rest easy with comfort you can count on.

Brand: Sealy


Size: California King


Product Dimensions: 84"L x 72"W x 12"Th


Top Style: Gel Top


Cover Material: Polyester


Number of Layers: 3


Fill Material: Gel Memory Foam


Special Feature: Pressure Relief


Color: Dreamlife


Coil Type: Encased Coil


Item Weight: ‎103.7 pounds


Product Dimensions: ‎84 x 72 x 12 inches


Country of Origin: ‎USA


Item model number: ‎F03-00240-CK0


Date First Available: June 25, 2024


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sunday, Jun 8

Yes, absolutely! You may return this product for a full refund within 100 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Very pleased
Color: Dreamlife Size: Queen Style: 12"
This is a wonderful mattress for the money. I couldn't be happier.
Reviewed in the United States on April 14, 2025 by T Brace

  • Description is Accurate!
Color: Dreamlife Size: California King Style: 12"
Inflated from packaging rather quickly had no bad odor to it and is medium, firm just like package says. Overall Solid product would recommend to any buyers on a budget
Reviewed in the United States on March 26, 2025 by Cole Russell

  • not comfortable!!
Color: Dreamlife Size: Queen Style: 12"
VERY FIRM!!
Reviewed in the United States on January 10, 2025 by Lisa DiNoto

  • A perfect selection!
Color: Dreamlife Size: California King Style: 12"
The mattress is outstanding! Extremely comfortable. The various layers create a reasonably firm but plush feeling. Highly recommended!
Reviewed in the United States on March 22, 2025 by The Observer

  • Sleep like a baby!
Color: Dreamlife Size: Queen Style: 12"
This was purchased for a hunting cabin. Didn't want to spend a lot of money and hoped for the best. The mattress is amazing. We slept like babies!!
Reviewed in the United States on March 3, 2025 by Megpooch

  • 👍
Color: Dreamlife Size: Queen Style: 12"
I had a problem with the product and customer service responded very quickly and resolved the issue. Thank you.👏👏👏
Reviewed in the United States on December 13, 2024 by EKREM SEVİNDİK

  • Absolutely wonderful!
Color: Dreamlife Size: Full Style: 12"
Supportive and comfortable!
Reviewed in the United States on May 21, 2025 by Shea

  • Size not accurate
Color: Dreamlife Size: Twin XL Style: 12"
I ordered two "TWIN XL" mattresses labeled as 80 inches long. However, the measurements I received were not the actual 80 inches. While they are longer than the standard TWIN size, they are still not as long as true XL size. Those missing 2 inches make a big difference—my heels end up hanging off the edge, haha! Although they are still very comfortable, I realize comfort is subjective. ... show more
Reviewed in the United States on March 7, 2025 by Matthew Matthew

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