Name: Sierra Sleep® by Ashley® Chime 12" Memory Foam Ultra Plush Tight Top California King Mattress in a Box
Brand: Sierra Sleep
SKU: 896525
Price: 670 USD
Availability: InStock
Rating: 3.4 (255 reviews)

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When it comes to your comfort, discover this California king mattress and adjustable base set. The mattress's thick layer of memory foam contours to your body, delivering amazing support, pressure relief and comfort. Its memory foam layer is supported by 

Sierra Sleep® by Ashley® Chime 2-Piece 12" Memory Foam and Best Adjustable Base California King Mattress Set

When it comes to your comfort, discover this California king mattress and adjustable base set. The mattress's thick layer of memory foam contours to your body, delivering amazing support, pressure relief and comfort. Its memory foam layer is supported by a super thick layer of firm support foam. 

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

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 California 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® Chime 12" Hybrid Ultra Plush Tight Top California King Mattress in Box

Enjoy endless possibilities for restful sleep with this hybrid innerspring king mattress. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High density foam provides the firmness you love. Gel memory foam provides restorative support for your lower back. Hypoallergenic material is ideal for sufferers of allergies for ultimate undisturbed sleep–not to mention peace of mind. Plus, this mattress arrives in a box for quick and easy setup. Simply bring it to your room, remove the plastic wrap, and unroll. You’ll be amazed at how it fully expands within minutes. Foundation/box spring available, sold separately.

.75" high density gel memory foam lumbar support

Hypoallergenic: made from materials that don’t trigger allergies

CertiPur-US certified, adjustable base compatible

Foundation/box spring available, sold separately

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

Ashley® Furniture is dedicated to empowering your design vision. Discover all the inclusive styles you desire, whether you're decking out your first apartment or designing your dream home. Starting from travel-inspired sketches and backed by 70 years of experience, each piece is expertly crafted for years of enjoyment. At Ashley® Furniture, the work put into quality construction, unique stylings, and exceptional comfort matches the integrity of your home and family. From living rooms to patios, you’ll find exactly what you need for your space with Ashley® Furniture.

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

Enjoy endless possibilities for restful sleep with this hybrid innerspring king mattress. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High density foam provides the firmness you love. Gel memory foam provides restorative support for your lower back. Hypoallergenic material is ideal for sufferers of allergies for ultimate undisturbed sleep–not to mention peace of mind. Plus, this mattress arrives in a box for quick and easy setup. Simply bring it to your room, remove the plastic wrap, and unroll. You’ll be amazed at how it fully expands within minutes.

Style:

Cube ( Feet ) 

Sierra Sleep® by Ashley® Chime 12" Hybrid Ultra Plush Tight Top King Mattress in Box

Sierra Sleep® by Ashley® Chime 12" Hybrid Ultra Plush Tight Top Queen Mattress in Box

Enjoy endless possibilities for restful sleep with this hybrid innerspring queen mattress. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High density foam provides the firmness you love. Gel memory foam provides restorative support for your lower back. Hypoallergenic material is ideal for sufferers of allergies for ultimate undisturbed sleep–not to mention peace of mind. Plus, this mattress arrives in a box for quick and easy setup. Simply bring it to your room, remove the plastic wrap, and unroll. You’ll be amazed at how it fully expands within minutes. Foundation/box spring available, sold separately.

Enjoy endless possibilities for restful sleep with this hybrid innerspring queen mattress. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High density foam provides the firmness you love. Gel memory foam provides restorative support for your lower back. Hypoallergenic material is ideal for sufferers of allergies for ultimate undisturbed sleep–not to mention peace of mind. Plus, this mattress arrives in a box for quick and easy setup. Simply bring it to your room, remove the plastic wrap, and unroll. You’ll be amazed at how it fully expands within minutes.

Sierra Sleep® by Ashley® Chime 12" Hybrid Ultra Plush Tight Top Full Mattress in Box

Enjoy endless possibilities for restful sleep with this hybrid innerspring full mattress. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High density foam provides the firmness you love. Gel memory foam provides restorative support for your lower back. Hypoallergenic material is ideal for sufferers of allergies for ultimate undisturbed sleep–not to mention peace of mind. Plus, this mattress arrives in a box for quick and easy setup. Simply bring it to your room, remove the plastic wrap, and unroll. You’ll be amazed at how it fully expands within minutes. Foundation/box spring available, sold separately.

For more than 70 years, we’ve set out to prove furniture can be made a better way. We design and craft timeless styles that are comfortable and livable. For our guests, living the American dream is as affordable as it is priceless.

Our exclusive furniture and accessories start with a sketch inspired by the design team's travels around the world. Many Ashley HomeStore products are assembled in the U.S. with domestic and imported parts, and quality tested so they arrive in your home, ready to enjoy for years.

We recognize one style does not suit all. That’s why you’ll find so much to love in our wide selection of room-to-room furnishings. From industrial electric to rustic farmhouse, discover on-trend styles made for mixing and standing out.

Enjoy endless possibilities for restful sleep with this hybrid innerspring full mattress. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High density foam provides the firmness you love. Gel memory foam provides restorative support for your lower back. Hypoallergenic material is ideal for sufferers of allergies for ultimate undisturbed sleep–not to mention peace of mind. Plus, this mattress arrives in a box for quick and easy setup. Simply bring it to your room, remove the plastic wrap, and unroll. You’ll be amazed at how it fully expands within minutes.

Cube ( Feet )

Sierra Sleep® by Ashley® Chime 12" Hybrid Ultra Plush Tight Top Twin Mattress in Box

Enjoy endless possibilities for restful sleep with this hybrid innerspring twin mattress. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High density foam provides the firmness you love. Gel memory foam provides restorative support for your lower back. Hypoallergenic material is ideal for sufferers of allergies for ultimate undisturbed sleep–not to mention peace of mind. Plus, this mattress arrives in a box for quick and easy setup. Simply bring it to your room, remove the plastic wrap, and unroll. You’ll be amazed at how it fully expands within minutes. Foundation/box spring available, sold separately.

Enjoy endless possibilities for restful sleep with this hybrid innerspring twin mattress. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High density foam provides the firmness you love. Gel memory foam provides restorative support for your lower back. Hypoallergenic material is ideal for sufferers of allergies for ultimate undisturbed sleep–not to mention peace of mind. Plus, this mattress arrives in a box for quick and easy setup. Simply bring it to your room, remove the plastic wrap, and unroll. You’ll be amazed at how it fully expands within minutes.

Sierra Sleep® by Ashley® Chime 12" Memory Foam Ultra Plush Tight Top Twin Mattress in a Box

When it comes to your comfort, chime in for this 12-inch twin memory foam mattress. Its foam contours to your body delivering amazing support, pressure relief and comfort. The thick memory foam layer is supported by a super thick layer of firm support foam. Plus, this mattress is made of hypoallergenic material, keeping dust mites, pollen, mold and pet dander out. This mattress arrives in a box for easy set up. Foundation/box spring available, sold separately.

Easy set up: Cut away the thick plastic wrap, unroll the mattress and watch it fully expand into place within minutes

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

For more than 70 years, we’ve set out to prove furniture can be made a better way. We design and craft timeless styles that are comfortable and livable. For our guests, living the American dream is as affordable as it is priceless. Our exclusive furniture and accessories start with a sketch inspired by the design team's travels around the world. Many Ashley HomeStore products are assembled in the U.S. with domestic and imported parts, and quality tested so they arrive in your home, ready to enjoy for years. We recognize one style does not suit all. That’s why you’ll find so much to love in our wide selection of room-to-room furnishings. From industrial electric to rustic farmhouse, discover on-trend styles made for mixing and standing out.

When it comes to your comfort, chime in for this 12-inch twin memory foam mattress. Its foam contours to your body delivering amazing support, pressure relief and comfort. The thick memory foam layer is supported by a super thick layer of firm support foam. Plus, this mattress is made of hypoallergenic material, keeping dust mites, pollen, mold and pet dander out. This mattress arrives in a box for easy set up.

Sierra Sleep® by Ashley® Chime 12" Memory Foam Ultra Plush Tight Top Full Mattress in a Box

When it comes to your comfort, chime in for this 12-inch full memory foam mattress. Its foam contours to your body delivering amazing support, pressure relief and comfort. The thick memory foam layer is supported by a super thick layer of firm support foam. This helps reduce motion transfer so you and your partner can enjoy an undisturbed sleep. Plus, this mattress is made of hypoallergenic material, keeping dust mites, pollen, mold and pet dander out. This mattress arrives in a box for easy set up. Foundation/box spring available, sold separately.

When it comes to your comfort, chime in for this 12-inch full memory foam mattress. Its foam contours to your body delivering amazing support, pressure relief and comfort. The thick memory foam layer is supported by a super thick layer of firm support foam. This helps reduce motion transfer so you and your partner can enjoy an undisturbed sleep. Plus, this mattress is made of hypoallergenic material, keeping dust mites, pollen, mold and pet dander out. This mattress arrives in a box for easy set up.

Design Style:

Sierra Sleep® by Ashley® Chime 12" Memory Foam Ultra Plush Tight Top Queen Mattress in a Box

When it comes to your comfort, chime in for this 12-inch queen memory foam mattress. Its foam contours to your body delivering amazing support, pressure relief and comfort. The thick memory foam layer is supported by a super thick layer of firm support foam. This helps reduce motion transfer so you and your partner can enjoy an undisturbed sleep. Plus, this mattress is made of hypoallergenic material, keeping dust mites, pollen, mold and pet dander out. This mattress arrives in a box for easy set up. Foundation/box spring available, sold separately.

When it comes to your comfort, chime in for this 12-inch queen memory foam mattress. Its foam contours to your body delivering amazing support, pressure relief and comfort. The thick memory foam layer is supported by a super thick layer of firm support foam. This helps reduce motion transfer so you and your partner can enjoy an undisturbed sleep. Plus, this mattress is made of hypoallergenic material, keeping dust mites, pollen, mold and pet dander out. This mattress arrives in a box for easy set up.

Sierra Sleep® by Ashley® Chime 12" Memory Foam Ultra Plush Tight Top King Mattress in a Box

When it comes to your comfort, chime in for this 12-inch king memory foam mattress. Its foam contours to your body delivering amazing support, pressure relief and comfort. The thick memory foam layer is supported by a super thick layer of firm support foam. This helps reduce motion transfer so you and your partner can enjoy an undisturbed sleep. Plus, this mattress is made of hypoallergenic material, keeping dust mites, pollen, mold and pet dander out. This mattress arrives in a box for easy set up. Foundation/box spring available, sold separately.

Mattress Delivery What To Expect with Captions

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Sierra Sleep® by Ashley® Chime 12" Memory Foam Ultra Plush Tight Top California King Mattress in a Box

Mattress Size:California King