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Serta SleepToGo 12" Gel Memory Foam Luxury King Mattress

by Serta |
Item # 980025366
Model # 500771148-1060 |

Product Details

Why We Love This

Designed with a 6.5" foam core, this gel memory foam mattress provides comfortable full-body support and helps keep your spine properly aligned.

About this item

  • Luxury Firm Gel Memory Foam, 12” profile mattress cradles the body
  • Three layers of foam ​for pressure-relieving support and breathability
  • Compatible with a platform foundation, solid surface bed frame, or adjustable foundation
  • Mattress ships in a box and is ready to use in minutes—no need to schedule delivery
August Savings Week

Special August Savings Week Pricing!
While supplies last.

$150 off with Instant Savings
Offer ends August 09
Save $150.00previous price $599.98
current price: $449.98
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Get a good night's sleep on this Serta SleepToGo king mattress. A 2.5-inch layer of luxury gel-infused memory foam cradles your body and lets you fall asleep in comfort, and the 3-inch layer of breathable air channel foam helps regulate heat and relieve pressure so you can sleep comfortably all night.

This Serta SleepToGo luxury king mattress has a medium firmness level that provides the best of both soft comfort and support. The firmness level lets you get in and out of bed without disturbing your partner so you can make midnight trips to the bathroom without waking them up.

Stretch Out

Measuring 12"H x 75.5"W x 79.5"L, this Serta SleepToGo gel memory foam king mattress provides plenty of space for even the tallest sleepers. The generous width easily accommodates two people so you and your partner can rest and relax together without disruption.

Build a Better Bedroom

While no box spring is included, this Serta SleepToGo king mattress fits on all compatible king-sized box springs and foundations. Pick out your ideal box spring and install this mattress to overhaul your bedroom and improve your sleeping area and overall look.

Memory Foam

Serta Gel Memory Foam is designed and assembled in the USA with the greatest care and from the highest-quality materials. All foams used are CertiPUR-US® for comfort and confidence. Certified flexible polyurethane foams meet CertiPUR-US® program standards for content, emissions, and durability, and are analyzed by independent, accredited testing laboratories.

Medium Firmness

This Serta SleepToGo gel memory foam luxury king mattress has a medium firmness level that offers an ideal middle ground between soft and rigid mattresses. The medium firmness level ensures even weight distribution, provides reliable edge support and helps relieve upper and lower back stress.

What are the measurements/assembled size?

Boasting generous dimensions, this Serta SleepToGo gel memory foam luxury king mattress measures 12"H x 75.5"W x 79.5"L.

Does this mattress come with a box spring?

No box spring is included with this Serta SleepToGo gel memory foam luxury mattress.

What kind of mattress is this?

This Serta SleepToGo gel memory foam king mattress is a gel-infused memory foam mattress.

What is the firmness level?

The soft memory foam and durable foam core give this Serta SleepToGo gel memory foam luxury king mattress a medium firmness level.


Mattress Buying GuideLooking for the perfect mattress for your needs? Click to view our Mattress Buying Guide.


Need Help? Ask our dedicated Sam’s Club members-only Serta hotline, staffed especially for you by Serta Mattress Specialists: 1-888-240-1945 available 24 hours/7 days a week.

Member reviews & questions


We endeavor to have every advertised item in stock and to provide accurate information. Item unavailability may occur due to unforeseen difficulties. Errors may occur and are subject to corrections. We reserve the right to limit quantities & exclude resellers. Pricing (including REG. pricing) & item availability may vary by location and in AK, HI, OK, PR, WI, and as Samsclub.com. No rain checks. While supplies last. Event Pricing is valid on August 1, 2020 starting at 7am in club and at 12:01 am (EST) at Samsclub.com. Sam's Club reserves the right to extend event pricing online and in club.

"Membership is required to complete an in-club or curbside pickup purchase at Sam's Club."