Mattress Type: Encased coil.
Surface-Guard Technology™ kills bacteria on the mattress surface and protects it from common allergens.
MoistureProtect™: A durable, soft knit fabric cover to wick moisture away from your body during the night to help keep you comfortable.
SealyCool™ Air Gel Foam delivers all the flexible, durable, breathable benefits of SealyCool™ Gel Foam, with an upgraded design shaped with peaks and valleys to aid airflow while you sleep.
SealyCool™ Gel Memory Foam: The memory foam version of SealyCool™ Gel Foam that delivers breathable comfort and a deeper level of conforming support.
SealyCool™ Gel Foam promotes a cooling environment and helps cushion, delivering comfort and support in a wide variety of feels.
Response Pro™ Encased Coil: These encased coils build on the durability and adaptive support of the Response Coil, with increased stability and support, more flexibility for personalized comfort, and reduced motion transfer so you’ll feel less movement from your partner through the night.
The DuraFlex™ Coil Edge features even more encased coils than StableEdge Pro™ for improved durability and better flexibility when paired with an adjustable mattress base.
SealySupport™ Gel Foam is a traditional gel foam that contributes to foundational support in many Sealy® mattresses.
Adjustable base compatible.
Low-VOC foam is certified to CertiPUR-US® standards, which ensures it is made without PBDEs, TDCPP or TCEP (“Tris”) flame retardants, ozone depleters, heavy metals, formaldehyde, and phthalates regulated by the Consumer Product Safety Commission.
Limited 10 year manufacturer’s warranty.
The Finished Size of the mattress is printed on the law tag. The tolerance is ± ½ inch from the printed Finished Size.
Designed and Assembled in the USA of domestic and imported materials.
When used with a proper supportive bed frame, your new mattress & foundation is protected by a 10-year limited manufacturer’s warranty.
Always use a mattress protector/pad to shield your mattress and preserve your warranty rights.
No flip design- to prolong the lifespan of your mattress, rotate 180 degrees every 3-6 months or as needed for even wear.
Compare Our Mattresses.

CA Customers Only

Williams Sonoma is compliant with California’s Retailer Take Back Program Legislation.
If you are having your mattress delivered, we will take back your old mattress and/or foundation at no additional cost.
All delivery or set-up fees for the products being delivered still apply.
For white glove delivery, the old mattress and/or foundation will be taken at delivery of your new mattress.
For parcel shipments, we are happy to pick up your old mattress and/or foundation. Please call us to schedule a pickup within 30 days of the delivery of your new mattress.
Please note we may refuse to pick up the old mattress and/or foundation if it poses a health or safety risk.
For questions or to schedule a pickup contact: Pottery Barn: 1.888.779.5176

Sealy® Posturepedic® Westerfield Mattress (11"-15"h)