Name: Sierra Sleep® by Ashley® Millennium Luxury 14" Gel Memory Foam Cushion Firm Tight Top California King Mattress in a Box
Brand: Sierra Sleep
SKU: 1018824
Price: 1489.99 USD
Availability: InStock
Rating: 2.7 (3 reviews)

Stationary Sofas

Reclining Sofas

Sofa Sleepers

Chaise Sofas

Convertible Sofas & Futons

Sofas

Stationary Loveseats

Reclining Loveseats

Sleeper Loveseats

Loveseats

Stationary Sectionals

Reclining Sectionals

Sleeper Sectionals

Chaise Sectionals

Modular Sectionals

Sectionals

Accent Chairs

Recliners

Lift Chairs

Chair & Ottoman Sets

Rocking Chairs

Chaise Lounger

Bean Bags

Sleeper Chairs

Chairs & Recliners

Reclining Furniture

Standard Ottomans

Poufs

Ottomans

Accent Tables

Coffee Tables

Console & Sofa Tables

Occasional Tables

TV Stands

Media Consoles

Media Chests

Entertainment Centers

Media Towers

TV Stands & Entertainment Centers

Stationary Seating Sets

Reclining Seating Sets

Occasional Table Sets

Full Living Room Sets

Living Room Sets

Power Reclining Theater Seating

Manual Reclining Theater Seating

Theater Seating

Accent Benches

Storage Benches

Lounge Benches

Entryway Benches

Hall Trees

Benches

Living Room

Standard Height Tables

Counter Height Tables

Pub & Bar Height Tables

Tables

Dining Chairs

Dining Stools

Dining Benches

Seating

Sideboards & Buffets

Accent Cabinets

Display Cabinets

Dining Hutches

Cabinets

Bars

Bar & Serving Carts

Bar & Wine Cabinets

Bar & Wine

Dining Table & Chair Sets

Full Dining Room Sets

Dining Room Sets

Dining Room

Beds

Dressers

Dresser and Mirror Sets

Chest of Drawers

Nightstands

Dresser & Vanity Mirrors

Accent Mirrors

Full Length Mirrors

Bedroom Mirrors

Vanity Sets

Vanity Tables

California King Size Bedroom Sets

King Size Bedroom Sets

Queen Size Bedroom Sets

Full Size Bedroom Sets

Twin Size Bedroom Sets

Bedroom Sets

Bedroom

California King

King

Queen

Full

Twin XL

Twin

Mattress Sizes

Extra Firm

Firm

Medium Firm

Medium

Medium Plush

Plush

Ultra Plush

Mattress Comfort

Tempur-Pedic

Sierra Sleep

Nectar

Additional Mattress Brands

Mattress Brands

Wrapped Coil

Euro Top

Pillow Top

Tight Top

Smooth Top

Innerspring

Gel Memory Foam

Memory Foam

Hybrid

Mattress in a Box

Foam

Mattress Type

Adjustable Bases

Standard Foundations

Low Profile Foundations

Ultra Low Profile Foundations

Standard Bed Frames

Bunkie Boards

Foundations

Pillows

Bed Sheets

Duvet Covers

Mattress Toppers

Bedding Protectors

Blankets & Throws

Bed-In-A-Bag

Bed Skirts

Foundation Covers

Duvet & Comforter Inserts

Bedding

Mattress Sets

Futon Mattresses & Covers

Mattresses

Outdoor TVs

TV & Video

Home Speakers

Smart Speakers

Bluetooth & Wireless Speakers

Audio

Entertainment Furniture

Furniture & Racks

Electronics

Default Dev Script Validation

Sierra Sleep® by Ashley® Millennium Luxury 14" Gel Memory Foam Cushion Firm Tight Top Twin XL Mattress in a Box

Charcoal-infused gel memory foam and a green tea-infused support foam base help to block moisture and odor and keep your mattress fresh. The mattress's contouring foam conforms to your body, delivering amazing support, pressure relief and comfort.

2" copper-infused gel memory foam; 1.5" charcoal-infused gel memory foam; 3" sculpted body-contouring comfort foam

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

Home is heritage—and heritage is uncompromising. This means the quality construction, unique stylings, and exceptional comfort of home furnishings from Signature Design by Ashley® always match the integrity of your home and family. The Signature Design by Ashley® line takes pride in its furniture—inspired by the American home for more than 70 years and enriched by you.

*Mattress only. All other items not included. Color and saturation may vary due to lighting and monitor/phone screen settings.

When it comes to your comfort, discover the luxury of this twin-xl gel memory foam mattress. Cooling gel copper-infused memory foam and two layers of temperature-regulating material keep you at a comfortable temperature all night long. 

Mattress Delivery What To Expect with Captions

6a0fd585-1931-4aa3-9d4a-ff39fa5df7f4.mp4

1018824/cccf7e9f-b0b8-4609-b31b-18cbe948878f.jpg

1018824/b63d1c3b-ed7e-4f13-9782-72f8d8aed566.jpg

1018824/fc1bd520-4926-477c-ba1e-47f2e977edac.jpg

1018824/77adf78a-2c90-4384-aa83-9fad90c0ed1b.jpg

1018824/466ebcaf-bbfc-438d-8c2d-f9b2d6e0db9f.jpg

Sierra Sleep® by Ashley® Millennium Luxury 14" Gel Memory Foam Cushion Firm Tight Top California King Mattress in a Box

When it comes to your comfort, discover the luxury of this california king gel memory foam mattress. Cooling gel copper-infused memory foam and two layers of temperature-regulating material keep you at a comfortable temperature all night long. 

Sierra Sleep® By Ashley® Cosmic Power Black California King Adjustable Base

Take sleep to a whole new level with this twin XL power base offering adjustable head and foot positioning. With the touch of a button, smoothly raise your upper body to relieve pressure points, sit up in bed or sleep in a partially inclined position (helpful for people who snore or experience acid reflux).

Sierra Sleep® By Ashley® Cosmic Power Black Twin XL Adjustable Base

Take sleep to a whole new level with this twin XL power base offering adjustable head and foot positioning. With the touch of a button, smoothly raise your upper body to relieve pressure points, sit up in bed or sleep in a partially inclined position (helpful for people who snore or experience acid reflux). Convenient USB charging is available for connecting electronics.

Sierra Sleep® By Ashley® Cosmic Power Black King Adjustable Base

Sierra Sleep® By Ashley® Cosmic Power Black Queen Adjustable Base

Take sleep to a whole new level with this queen power base offering adjustable head and foot positioning. With the touch of a button, smoothly raise your upper body to relieve pressure points, sit up in bed or sleep in a partially inclined position (helpful for people who snore or experience acid reflux).

Sierra Sleep® By Ashley® Cosmic Power Black Full Adjustable Base

Take sleep to a whole new level with this full power base offering adjustable head and foot positioning. With the touch of a button, smoothly raise your upper body to relieve pressure points, sit up in bed or sleep in a partially inclined position.

Sierra Sleep® By Ashley® Black California King Low Profile Foundation

Designed to cater to your busy lifestyle and built to last, this innovative foundation is ready to assemble in the comfort of your home. The unique shippable design is the perfect alternative to the standard box spring. Constructed of sturdy metal instead of wood for greater durability and longevity, this is the last foundation you’ll ever need.

Sierra Sleep® By Ashley® Black Full Low Profile Foundation

Sierra Sleep® By Ashley® Black King Low Profile Foundation

Sierra Sleep® By Ashley® Black Twin Low Profile Foundation

Sierra Sleep® By Ashley® Black Twin XL Low Profile Foundation

Sierra Sleep® By Ashley® Black Queen Low Profile Foundation

Sierra Sleep® By Ashley® Black California King Standard Foundation

Designed to cater to your busy lifestyle and built to last, this innovative foundation is ready to assemble in the comfort of your home. Constructed of sturdy metal instead of wood for greater durability and longevity, this is the last foundation you'll ever need. The unique design is the perfect alternative to the standard box spring.