Fashion
+ Function
The perfect mattress isn't complete without the perfect foundation. Our flat foundations are designed to take the place of a traditional box spring and can be placed directly on your existing bed frame.
![SF Lux Estate mattress on a foundation](https://assets-www.stearnsandfoster.com/media/images/SF_LuxEstate_Queen_StyledRoom_820x620_1.origin.width-250.jpg)
![SF Lux Estate mattress on a foundation](https://assets-www.stearnsandfoster.com/media/images/SF_LuxEstate_Queen_StyledRoom_820x620_1.origin.width-250.jpg)
Fashion
+ Function
The perfect mattress isn't complete without the perfect foundation. Our flat foundations are designed to take the place of a traditional box spring and can be placed directly on your existing bed frame.
![SF Mattress on a foundation](https://assets-www.stearnsandfoster.com/media/images/SF_Full_Bleed_Assets_Left_V2_A.original.origin.width-500.jpg)
Why You'll Love It
![SF Lux Hybrid mattress on a foundation](https://assets-www.stearnsandfoster.com/media/images/SF_Foundation_Mattress_Desktop_787x508.origina.width-250.jpg)
Perfect Match
Our solid surface foundation is crafted to provide years of stationary support. Designed and upholstered to complement our mattresses and your bedroom décor.
Why You'll Love It
![SF Lux Hybrid Mattress on a foundation Mobile](https://assets-www.stearnsandfoster.com/media/images/SF_Foundation_Mattress_Mobile_731x512.original.width-250.jpg)
Perfect Match
Our solid surface foundation is crafted to provide years of stationary support. Designed and upholstered to complement our mattresses and your bedroom décor.
![An image showing the difference in height between the 5 and 9 inch foundations](https://assets-www.stearnsandfoster.com/media/images/SF_Foundation_Height_Mobile_Right_1.original.width-250.jpg)
Custom Comfort
Our foundations are available in a 9” height that matches a traditional box spring and a lower 5” profile for a more modern look that will easily fit through more narrow stairways.
Custom Comfort
Our foundations are available in a 9” height that matches a traditional box spring and a lower 5” profile for a more modern look that will easily fit through more narrow stairways.
![SF_flatbase2.original](https://assets-www.stearnsandfoster.com/media/images/SF_flatbase2.original.width-250.png)
![SF mattress on a foundation](https://assets-www.stearnsandfoster.com/media/images/SF_Full_Bleed_Assets_Mobile_0007_SF_LuxEstateE.width-500_3g4CQ0D.jpg)
Crafted
For you
Constructed with the finest textiles that enhance the look and feel of your mattress, our Stearns & Foster® Foundation is designed to complement your style.
Product Specifications
Size Availability:
Twin Long: 79L" x 38W"
Full: 74L" x 53W"
Queen: 79L" x 60W"
King: 79L" x 38W" (each piece/2-piece foundation)
CA King: 84L" x 36W" (each piece/2-piece foundation)
Split King: 79L" x 38W" (each piece/2-piece foundation)
Split CA King: 84L" x 36W" (each piece/2-piece foundation)
Product Weight:
High Profile 9"
Twin Long: 35 lbs
Full: 42 lbs
Queen: 48 lbs
King: 70 lbs (35 lbs each piece)
CA King: 70 lbs (35 lbs each piece)
Split King: 70 lbs (35 lbs each piece)
Split CA King: 70 lbs (35 lbs each piece)
Low Profile 5"
Twin Long: 29 lbs
Full: 38 lbs
Queen: 46 lbs
King: 58 lbs (29 lbs each piece)
CA King: 58 lbs (29 lbs each piece)
Split King: 58 lbs (29 lbs each piece)
Split CA King: 58 lbs (29 lbs each piece)
Warranty:
Your Stearns & Foster foundation is covered under a 10 year limited warranty
Care Instructions:
For more information on how to properly clean and care for this product, please visit our Product Care page.
Return Policy:
This product cannot be returned and the 90-Night Trial does not apply.
BUILD THE BED OF YOUR DREAMS
![SF Reserve mattress on a flat foundation in a styled room](https://assets-www.stearnsandfoster.com/media/images/SF_ReserveTT.original.width-250.jpg)
Discover the handmade details and finest materials that make our mattresses truly exceptional.
![Lux Estate Mattress in a styled room raised on a base](https://assets-www.stearnsandfoster.com/media/images/SF1.original.width-250.jpg)
Upgrade to custom comfort with our Ease® Power Base—for a seamless sleep experience.