• Save up to 40% + up to $500 back*Offer Ends 10/15/25

Product Videos

Sierra Sleep® By Ashley® Comfort Plus 10" Gel Memory Foam Medium Tight Top King Mattress in a Box

View more by Sierra Sleep

Model #:

M51841

$567.00
Out of Stock For home delivery or scheduled pickup
My Store:321 Illinois Avenue Maumee OH United States 43537
Add zip code to view locations nearest to you

For items that are out of stock please contact our store for more details and availability timelines.

View Delivery & Pickup OptionsAdd ZIP Code

PRICE MATCH GUARANTEE

Request More Info

At a Glance

Slumber away in superior snugness on this king mattress. With a wrapped coil system designed to reduce motion transfer, it works overtime to provide all-night support. Soft quilt foam, support padding and lumbar-friendly memory foam layer on the comfort. Shipping in a box for easy setup, this mattress places top-tier sleep within affordable reach. Read More

Get to know this product.

Product Overview

Product Overview

High-density gel memory foam for lumbar support

High-density quilt foam

Polyester comfort fiber

Support pad

805 individual power packed wrapped coils; Ashley Edge "steel encased"; 2 perimeter rows of 13-gauge wrapped coils for edge support

Stain-treated stretch cover

Adjustable base compatible

Note: Purchasing mattress and foundation from two different brands may void warranty; check warranty for details

Foundation/box spring sold separately

Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening

*Mattress only, all other products sold separately. Images may not depict actual size.

Useful Documents
Specifications

General Specs

Product Weight (lbs.)101
Height (in.)10
Mattress SizeKing
Width (in.)76
Weight Kilogram45.81
Collection CodeM518
Adjustable Base CompatibleYes
Length (in.)79.5
ColorGray
Mattress Comfort LevelMedium
Shipping Depth (in.)13.5
Shipping Width (in.)13.5
Shipping Height (in.)80
CollectionComfort Plus
Height (cm.)25.4
Width (cm)76
Product Weight (kg)45.81
Length (cm)201.93
Shipping Depth (cm)34.29
Shipping Height (cm)203.2
Shipping Width (cm)34.29
Mattress TopTight Top
Mattress ConstructionGel Memory Foam

    No reviews yet

    WarningProposition 65 Warning for California Residents