100 Night Trial · Free Shipping · 5 year warranty

Estimate your ship time: Enter Zip Code.

Why stop with just a mattress in a box?

The Cocoon by Sealy foundation is designed for quick assembly and lasting quality.

No tools necessary

Put together in three speedy steps.

Foundation 1.jpg

Delivered to your door

Packaged with everything you need in one box to carry up stairs and around tight corners.

Foundation 2.jpg

Quality Craftsmanship

Designed and assembled in the USA with spruce lumber and an upholstered finish.

Foundation 3.jpg

A finished look in minutes

Specifically engineered to support your new Cocoon by Sealy mattress for a complete sleep system

Foundation 4.jpg

Furniture Not Included

Foundation Specs

Size Length Width Height Weight
Twin 74" 37.5" 7.25" 45lbs
Twin XL 79" 37.5" 7.25" 49lbs
Full 74" 52.5" 7.25" 55lbs
Queen 79" 59.5" 7.25" 60lbs
King 79" 75.5" 7.25" 76lbs
Cal King 83" 71" 7.25" 68lbs

Additional Details

Country of Origin

Designed and assembled in the USA.

Construction & Materials

Made with spruce lumber and a gray fabric finish over the slats and outer rails.

Kit Components

2 upholstered end rails

2 upholstered side rails

1 center support for Twin-Queen, 2 for King

4 Fast-Loc pins

2 slat packs (6 per pack)

Shipping Info

Ships via UPS ground, along with your mattress, from our mattress manufacturer in Mississippi.

Shipping Costs

Free shipping and returns in the USA

Shipping Box Dimensions & Weight
Twin Twin XL Full
76.5" x 10.5" x 14.5"
76.5" x 10.5" x 14.5"
76.5" x 10.5" x 14.5"
Queen King Cal King
76.5" x 10.5" x 14.5"
76.5" x 10.5" x 14.5"
78.5" x 10.5" x 14.5"

5-year limited warranty

Free Returns


Our Hassle Free Promise

We want to make sure you're getting the best sleep of your life. If you don't love your foundation after 100 nights, you're covered by our hassle free promise. We'll refund you, pick it up, and donate it to charity.

Learn More
Exclusive Cocoon by Sealy Offer
Why pay more for less somewhere else?

Cocoon by Sealy

Close Icon