For screen reader problems with this website, please call204-325-87772 0 4 3 2 5 8 7 7 7Standard carrier rates apply to texts.

  • Boxing Week In July logo

    Enjoy HUGE Savings This Summer Applies to select brands. Offer Ends 7/16/25

Sierra Sleep® By Ashley® Millennium Luxury 15" Gel Memory Foam Cushion Firm California King Mattress in a Box


Model #:

M50651

Model #: M50651
1038107
Sierra Sleep
$4,049.99

At a Glance

When it comes to your comfort, discover the luxury of this California king gel memory foam mattress. A layer of cooling gel latex and two layers of temperature-regulating material keep you at a comfortable temperature all night long. Copper-infused memory foam contributes to the cooling performance, and a green tea-infused support foam base keeps your mattress fresh. Contouring comfort foam conforms to your body, delivering amazing support, pressure relief and comfort.Read More

Visit Store For Details
$4,049.99
$4,379.99Save $330.00

What We Offer

Services

View Options

None Selected

People also viewed:

Get to know this product.

Product Overview

Product Overview

2 layers of phase change material (PCM)

2" copper-infused gel memory foam; 3" sculpted body-contouring comfort foam; green tea-infused support foam base

4-way stretch knit cover

Adjustable base compatible

Foundation/box spring sold separately

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

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

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

Specifications

General Specs

Height (in.)15
Made InUSA
Mattress SizeCalifornia King
Width (in.)71
Weight Kilogram298
Adjustable Base CompatibleYes
Length (in.)83
ColorGray, White
Manufacturer Warranty10 Year
Double Sided MattressNo
Color Finish NameWhite
Mattress Comfort LevelFirm
Shipping Depth (in.)15
Shipping Width (in.)15
Shipping Height (in.)80
CollectionMillennium
Height (cm.)38
Width (cm)180
Length (cm)211
Shipping Depth (cm)38
Shipping Height (cm)203
Shipping Width (cm)38
Mattress ConstructionGel Memory Foam
WarningProposition 65 Warning for California Residents