Mattress Type: Hybrid mattress.
InfiniCool® Max - Three layers of advanced cooling technologies are designed to help you fall asleep and stay comfortable all night - Two Cool-to-the-touch layers, on the cover and just below the cover - Micro Diamond™ Memory Foam to help conduct heat away from the body.
Micro Diamond™ Memory Foam - A premium memory foam infused with diamond particles to help conduct heat away from the body.
ContourFit® Design - Exclusive Beautyrest® Hybrid construction provides contouring comfort for any sleep position. The responsive sleep surface provides up to 30% more consistent comfort* throughout the night. *Compared to the same mattress with a quilted top panel.
Dyanamic Response™ Memory foam - Unique high density memory foam that contours and conforms to your personal shape - Ventilated design to help alleviate pressure and promote breathability.
GelTouch® HD Foam - A high density, gel-infused foam that contours to your body for personalized support and cooling comfort - Provides soothing comfort with exceptional surface contouring and conformability.
PRECISION SUPPORT SYSTEM™ powered by T2 Pocketed Coil® Technology – Get up to 18% more support* where you need it most with the patented dual-strand design of the Precision Support System,™ only from Beauyrest. *Results on Empress Series Medium; other results vary by model.
BeautyEdge® - Enhanced conforming properties and pressure relief - More edge support provides a firmer and more stable edge-to-edge sleeping area.
Seaqual™ Fabric Technology - Promotes cleaner oceans by recovering ocean plastics and transforming them into luxurious, high quality sustainable fabrics.
Antimicrobial mattress protection keeps mattress fresh and clean from odor causing bacteria. Disclaimer: This product does not protect users or others against bacteria, viruses, germs or other disease organisms.
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 or 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.

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

Compare Our Mattresses.

Beautyrest® Harmony Lux™ Hybrid Mattress Trilliant Series