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Ultra Firm
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Free Gifts
Overview
- SleepMatch: red
Stearns and Foster Lux Estate Ultra Firm Mattress 14.5"
- Lumbar stays lifted so you stop waking up stiff
- Cool-to-the-touch cover pulls heat away on contact
- Coil-within-coil innersprings flex under your exact weight
- Latex layers keep the mattress resilient for years
- Hand-built by Certified Master Craftsmen to last
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In Stock
Overview
Stearns and Foster Lux Estate Ultra Firm Mattress 14.5" Twin XL
The Stearns and Foster Lux Estate Ultra Firm Mattress 14.5" is a luxury innerspring mattress built for back and stomach sleepers who need the firmest, most stable sleep surface in the Lux Estate lineup without giving up handcrafted refinement. At 14.5" tall, it layers TEMPUR-Indulge™ Memory Foam, supportive latex, and IntelliCoil® HD innersprings into a construction that keeps your hips elevated and your spine neutral from the first hour to the last. Every mattress in this collection is hand-layered by Certified Master Craftsmen, and you can feel that intention in the way the surface holds its shape. Stop by any Mancini's Sleepworld location and our sleep specialists will put this next to every competing option so you can feel the difference yourself.
COMFORT AND FEEL: Ultra firm with a responsive, minimal-sink surface that keeps the lumbar lifted all night.
SIZE: This Twin XL sized mattress is ideal for solo sleepers in smaller rooms, college students, or adults who need the full 80-inch length without a wider footprint.
BEST SLEEP MATCH: Best for back and stomach sleepers who prefer a firm mattress for back pain relief. The ultra firm surface keeps hips level and prevents the kind of sinking that throws the lower spine out of alignment.
BEST FOR: Ideal for sleepers who need maximum lumbar support, tend to sleep warm, or want a luxury innerspring mattress that holds its shape long-term.
CONSTRUCTION SPECIFICATIONS: TEMPUR-Indulge™ Memory Foam contours to the body and takes pressure off key contact points. Latex layers beneath add resilience so the surface never softens out prematurely. IntelliCoil® HD uses a coil-within-coil design that adjusts to your weight as you shift. The PrecisionEdge™ perimeter keeps the edge just as supportive as the center. A TENCEL® cool-to-the-touch cover and integrated AirVents work together to move heat away while you sleep.
SETUP AND COMPATIBILITY: Compatible with adjustable bases, platform frames, and box springs. Delivered flat with in-home professional setup available, no assembly required.
NOT A FIT FOR: Side sleepers who need deep shoulder and hip cushioning, or anyone who prefers a plush or medium feel.
YOUR SLEEP, BACKED BY US
At Mancini's Sleepworld, every mattress purchase comes with a 120-night comfort guarantee backed by our Rest Easy Promise, plus our Best Price Guarantee and free next-day delivery with in-home professional setup available. Want more time? Add a premium mattress protector at checkout and your guarantee extends to a full 365 nights. Flexible financing is available, and you're always welcome to try before you buy in any of our stores across the Bay Area and Sacramento.
Features
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Suitable For Adjustable Base
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Motion Separation
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Cooling Technology
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Edge Support
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Hand Crafted
- SleepMatch: red

Stearns and Foster Lux Estate Ultra Firm Mattress 14.5"
Features
- SKU: SEA-LUX-EST-3XM-UF
- MPN: 53007731
- GTIN: 748369624467
- Brand: Stearns and Foster
- Collection: Lux Estate
- Type: Innerspring
- Mattress In A Box: No
- Firmness: Ultra Firm
- Height: 14.5
- Length: 79
- Width: 38
- Shipping Height: 14.5
- Shipping Width: 79
- Shipping Length: 38
- Warranty: 10 Year Limited
- Weight Capacity: 350
- Cover Material: Tencel with enhanced Cooling
- Quilting Layers: Extra Firm and Soft Gel Foam
- Comfort Layers: Indulge Memory Foam, Latex, Gel Foam
- Support System: 1504 IntelliCoil Innerspring coil system
Specification
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Suitable For Adjustable Base: Yes
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Motion Separation: Yes
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Cooling Technology: Yes
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Edge Support: Yes
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Hand Crafted: Yes













