Serta 12" King Mattress, Perfect Sleeper Oasis Sleep Extra Firm, Innerspring Mattress, King Size Mattress, Adult Mattress
Serta 12" King Mattress, Perfect Sleeper Oasis Sleep Extra Firm, Innerspring Mattress, King Size Mattress, Adult Mattress
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Serta 12" King Mattress, Perfect Sleeper Oasis Sleep Extra Firm, Innerspring Mattress, King Size Mattress, Adult Mattress

Bed Size:King-Out of stock
Mattress Top Type:Tight Top-Out of stock
Mattress Comfort Level:Extra Firm-Out of stock

Key item features

  • Made to Order in the USA – Expertly crafted and assembled in U.S. factories using a blend of American-made and imported materials, guaranteeing exceptional quality and care.
  • Cool Twist® Gel Foam - Cooling gel is swirled directly into a breathable foam designed to promote airflow and heat dissipation
  • Cool Twist® Gel Memory Foam This unique design features cooling gel swirled into premium memory foam. This breathable memory foam helps enhance airflow and heat dissipation for a feeling that can only be described as a cool, contouring type of comfort
  • PillowSoft® Aire Soft foam provides enhanced cushioning for exceptional comfort and promotes airflow through its unique, gently rippling design
  • PillowSoft® Aire Soft foam provides enhanced cushioning for exceptional comfort and promotes airflow through its unique, gently rippling design
  • Anti-Microbial Technology - Our anti-microbial mattress technology will keep your mattress fresh and clean from odor-causing bacteria
  • You should be able to rely on the quality of your rest night after night. That is why we offer a 10-year limited warranty that covers manufacturing and workmanship defects. If you do notice anything out of the ordinary, simply email us or call us at 1-888-557-3782 and we’ll work with you to find a solution.
  • Gives the sensation of lying on top of the mattress with little give
To view the product law label, visit: https://prod.globalrsinc.com/LawLabelLookup/Walmart and enter [747935962927]
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About this item

Product details

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Customer ratings & reviews

4.7 out of 5 stars
stars788 ratings622 reviews
How item rating is calculated

Reviews summary

Pros

  • : Provides a plush and supportive surface with balanced firmness.
  • : Provides sufficient support for back and hips.
  • : Made with sturdy and long-lasting components.
  • : Provides relief for back and hip areas.
  • : Provides a balance of support and softness.
  • : Features a soft, quilted layer on top for added comfort.
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Showing 1-3 of 622 reviews

Apr 2, 2026
Silvia
Item details
Bed size: Queen
Mattress top type: Pillow Top
Mattress comfort level: Plush
Sold and shipped bySerta Simmons Bedding LLC
5 out of 5 stars review

Verified Purchase

A great value! Great nights sleep!

Helpful?1RWL34IENUD42847981896
May 9, 2026
Robert
Top Reviewer
Item details
Bed size: California King
Mattress top type: Pillow Top
Mattress comfort level: Medium
Sold and shipped bySerta Simmons Bedding LLC
5 out of 5 stars review

Verified Purchase

awesome mattress. love it and sleep much better now. the delivery guy showed up and set up and halled the old one away.

Helpful?1RWL34IENUD42847981896
Apr 25, 2026
Donald
Item details
Bed size: King
Mattress top type: Pillow Top
Mattress comfort level: Medium
Sold and shipped bySerta Simmons Bedding LLC
5 out of 5 stars review

Verified Purchase

firm enough and not too firm old mattress was removed and taken away comfortable and liked the old mattress take away

Helpful?1RWL34IENUD42847981896