St. Croix Firm

Q4™ Support System

•  860-density 4‑in‑1 coils are designed to evenly distribute your weight and provide long‑lasting support—helping you stay comfortable and supported all night.

5 Zoned Comfort

• This zoned coil system features alternating plush and firm areas that contour to your shoulders, back, and hips for more balanced, body‑hugging comfort.

Serta® Support Foam

• A layer of high‑density support foam adds durable, pressure‑relieving comfort — giving you balanced cushioning and support that helps you settle in and wake up refreshed.

CoolFeel® Fabric

• Fabric treated with cooling performance technology pairs with a breathable wool layer to help create a refreshing, cool-to-the-touch feel as you settle in—so you stay comfortable from the moment you lie down.

Responsibly crafted

• CertiPUR-US® Certified means our foam was tested for and is free from harmful chemicals and gasses
• Made in the U.S.A. with global components