Beautyrest Black Series Three Extra Firm Mattress 14.25″

Beautyrest Black® Series Three Extra Firm Mattress 14.25″ · Queen

The Beautyrest Black® Series Three Extra Firm Mattress 14.25″ is a luxury innerspring mattress built for back and stomach sleepers who need maximum postural support without any give. At 14.25 inches, it carries the full Series Three comfort stack: an upgraded cooling cover, Micro Diamond™ Memory Foam, Self-Response™ Latex, and Beautyrest®’s most advanced Triple-Stranded Pocketed Coil® Technology working from head to toe. This is a firm mattress for back pain relief that doesn’t compromise on the refinement you expect from the Beautyrest Black® line. If you want to feel how it compares to every other option in this price range, stop by any Mancini’s Sleepworld location and a sleep specialist will walk you through the differences in person.

COMFORT AND FEEL: Extra firm with a taut, supportive surface that keeps the spine lifted and properly aligned.

SIZE: This queen sized mattress is a smart fit for master bedrooms where back or stomach sleepers want full-length postural support.

BEST SLEEP MATCH: Designed for back and stomach sleepers who need a firm mattress for back pain relief. The extra firm feel prevents hip sinkage and keeps the lumbar in natural alignment so you wake up without stiffness.

BEST FOR: Ideal for sleepers who need lumbar support through the night, run warm, or share a bed and need one partner’s movement to stay on their side.

CONSTRUCTION SPECIFICATIONS: The Triple-Stranded Pocketed Coil® Technology delivers Beautyrest®’s most advanced individualized support and motion separation. Micro Diamond™ Memory Foam draws heat away from the body all night. Self-Response™ Latex conforms to pressure points while maximizing airflow. SurfaceTouch™ Gel Memory Foam is quilted into the sleep surface for immediate pressure relief.

SETUP AND COMPATIBILITY: Delivered flat with white-glove in-home setup included. Compatible with adjustable bases, platform frames, and box springs.

NOT A FIT FOR: Side sleepers who need hip and shoulder cushioning, or anyone who prefers a plush or medium feel underfoot.

YOUR SLEEP, BACKED BY US

At Mancini’s Sleepworld, every mattress purchase comes with a 120-night comfort guarantee and our Best Price Guarantee, so you are covered from day one. Add a premium mattress protector at time of purchase and you can upgrade your guarantee to a full 365 nights. Our sleep specialists are here to help in any of our stores, where you can try before you buy, and we offer free next-day delivery, in-home professional setup, and flexible financing to make it easy.