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Stearns and Foster

Stearns & Foster Estate® 14" Firm Mattress

$2,299
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4.06
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Size: Twin XL

Firm, stated plainly

Some sleepers read "euro pillow top" as a compromise before they have even lain down. The Estate 14" Firm is the bed for that conviction: the tier's signature materials, Indulge memory foam over the IntelliCoil® nested-coil system, in a clean tight-top build that puts your back in direct conversation with the support layer. An honest 8 out of 10, confirmed in independent NapLab testing, with no cushion diplomacy.

What "direct" buys you

A tight top transmits the coil system's character honestly: you feel the progressive firming as you settle, the bed reads consistent from edge to center, and there is no thick pillow layer to soften or break down over the structure beneath it. For back and stomach sleepers who want their spine held level, that directness is the point. It pays off over time too. With no plush top to compress, the firm feel you buy on day one stays closer to the feel you keep, because the part doing the work is the eight-inch IntelliCoil core, not foam asked to cushion night after night.

Lie down and you notice how little the surface gives: you settle in rather than sink, and your hips stay near the same plane as your shoulders. The brief cradle from the Indulge memory foam reads as pressure relief on top of firm support, not softness that swallows you.

The IntelliCoil® difference

IntelliCoil is Stearns & Foster's signature: a precision coil nested inside a coil. Under light pressure it stays gentle; under more weight the inner coil engages and the support firms up, so the bed adapts to your body and your position instead of pushing back with one uniform feel. It is the engineering that lets a genuinely firm bed still feel precise rather than punishing, and it is why S&F builds its reputation on the coil, not the quilt. Here it sits as roughly six inches of comfort over an eight-inch support core inside the 14-inch profile.

Craftsmanship you feel at the edge

The edge is not an afterthought: two rows of reinforced coils run the perimeter, so support reaches nearly wall to wall. Independent NapLab testing rated the lying edge support excellent in every sleeping position, which means you can sleep right to the edge or sit on the side to dress without the roll-off of a softer bed. For couples that edge is usable real estate: you get the full width to sleep on, and the person on the outside is not perched on a slope. Stearns & Foster builds these by hand to a standard the mass brands skip, and on a firm tight-top that precision is the whole experience. A Tencel-blend cover with an air-vent system keeps the surface comfortable through the night. One honest note: the memory foam in the comfort layer damps motion, but a firm coil bed still transfers more movement than a dense all-foam design, so if a restless partner wakes you easily, weigh that against what the firm build gives you.

Where it sits

If 8/10 is more than you want, the Estate Medium (5/10) and Estate Soft (4/10) share the same materials in gentler feels, and the euro-pillow-top Estates add a cushioned top. To step up in foams and coil, see the Lux Estate tier in the full Stearns & Foster lineup. Be honest about your shoulder if you sleep on your side: an 8/10 usually wants more give than this offers, and the Soft is the better start there. The Firm is for the back or stomach sleeper who wants level support and a hip that does not sag, and for anyone who has tried softer beds and always wished they had bought firmer.

Lie on it in a Kentucky showroom this week

Firm is the most personal call in mattresses: an 8 you can actually lie on tells you more than any number or review ever will. The Estate Firm is on the floor with the rest of the tier across the five Kentucky showrooms (Lexington on Nicholasville Road, Richmond, Georgetown, London, and Somerset), set right next to the Medium and Soft Estates so you can feel all three back to back, no appointment needed. The 90-night trial holds when you buy from a local dealer, delivery is free and usually next business day on in-stock sizes, and the old mattress leaves with the delivery team. The Mattress Overstock floor reviews well, around 4.7 stars across roughly 535 Google reviews, and everyone on it is paid the same whichever bed you choose, so the guidance is about your sleep, not a push toward any one brand. Select your size above to add it to your cart, or come press a hand into the three Estates and let the firm one make its own case.

Size: Twin XL

What makes this mattress different

IntelliCoil® Support

A precision coil nested inside a coil. Under light pressure it stays gentle; add weight and the inner coil engages, so support firms to match your body and your position instead of one flat feel.

Genuinely Firm, 8/10

A clean tight-top build, lab-rated an 8 out of 10 by NapLab, that puts your back in direct contact with the coil support. No thick pillow layer in the way.

6" Comfort Over 8" Coil

Inside the 14-inch profile: roughly six inches of comfort materials, including Indulge memory foam, riding on an eight-inch pocketed-coil support layer. Enough cushion to relieve pressure, enough coil to hold you level.

Dual-Row Reinforced Edge

Two rows of reinforced coils run the perimeter, so support reaches nearly wall to wall. NapLab rated the lying edge support excellent in every sleeping position: sleep or sit to the very edge without the roll-off.

Tencel Cover, Air-Vent Cooling

A breathable Tencel-blend cover and an air-vent system move heat off the surface, so a firm top stays comfortable through the night.

Handcrafted by Stearns & Foster

Built by hand to a precision standard the mass brands skip. On a firm tight-top, that build quality is the whole experience: the coil is the story, not the quilt.

90-Night Trial · 10-Year Warranty

Sleep on it for 90 nights, backed by the brand's 10-year limited warranty, honored in full when you buy from an authorized dealer.

The build

Firm tight-top, layer by layer

Fourteen inches, built for direct support and read top to bottom:

  • Tencel-blend tight-top cover with air vents. A clean, breathable surface, no thick pillow layer, with venting that moves heat off the top.
  • Indulge memory foam comfort layer. Part of roughly six inches of comfort materials over the coils, so a firm feel still relieves pressure at the shoulder and hip.
  • IntelliCoil® support core. An eight-inch pocketed coil-in-coil system that firms progressively under weight, the part doing the real work.
  • Dual-row reinforced edge and base. Two rows of perimeter coils for wall-to-wall support on a stable foundation.

Firm, an honest 8 out of 10 confirmed in independent NapLab testing, backed by the 90-night trial and 10-year warranty.

Inside the build

What's inside a Stearns & Foster

Hand-built around IntelliCoil® (a precision coil inside a coil) under layers of cushioning foam and a tailored quilted cover.

Tailored quilted coverCushioned top Cushioning comfort foamsPressure relief IntelliCoil® HDCoil-in-coil adaptive support Support baseDense foundation
Who it fits

Built for the back and stomach sleeper who wants firm

Back sleepers: the headline fit. The IntelliCoil core holds your spine level while the comfort layer takes the edge off, so you settle in rather than sink.

Stomach sleepers: the firm 8/10 keeps your hips from dropping below your shoulders, the position that wrecks a softer bed.

Heavier sleepers: the coil-in-coil firms as weight increases, and NapLab calls it a fit for all body weights, so support scales to you instead of bottoming out.

Hot sleepers: a tight top with a Tencel cover and air vents sleeps cooler than a thick pillow-top, though if heat is your single biggest issue a dedicated cooling hybrid will serve you better.

Couples: the dual-row reinforced edge gives you the full width to sleep on, no perching on a slope. One honest note, the memory foam in the comfort layer damps motion, but a firm coil bed still passes more movement than a dense all-foam design, so weigh that if a restless partner wakes you easily.

Side sleepers: usually the wrong call here. An 8/10 is firmer than most shoulders want; start with the Estate Soft (4/10) instead.

Specifications

Height14"
FeelFirm
Firmness8 out of 10 (10 = firmest)
ConstructionCooling cover + TEMPUR-Indulge memory foam + IntelliCoil support core + reinforced edge support
CoolingBreathable cover and open-cell comfort materials help reduce heat buildup
Motion isolationGood - supportive and steady, but it transfers more movement than a dense foam or pocketed-coil design
Adjustable baseYes, compatible with adjustable bases
CertificationsCertiPUR-US certified foams
Warranty10-year limited warranty
Trial period90 days at Mattress Overstock

Frequently asked questions

How firm is the Estate 14" Firm?

Genuinely firm, an 8 out of 10 (independent NapLab testing rates the firm option an 8). It is a clean tight-top with no thick pillow layer between you and the IntelliCoil support.

What is IntelliCoil®?

Stearns & Foster's signature support, a precision coil nested inside a coil. It stays gentle under light pressure and firms up under more weight, so the bed adapts to your body and position instead of one uniform feel. It is the eight-inch support core under the comfort layers.

What is the Estate Firm made of, layer by layer?

Inside the 14-inch profile: a Tencel-blend tight-top cover with an air-vent system, roughly six inches of comfort materials including Indulge memory foam, then an eight-inch IntelliCoil pocketed-coil support core, with two rows of reinforced coils around the edge.

Firm, Medium, or Soft Estate?

Same tier materials, different feel: Firm (8/10) for back and stomach sleepers; the Medium (5/10) is the universal middle; the Soft (4/10) for side sleepers. Independent testing pegs the three at soft 4, medium 6, firm 8.

Is a firm bed still comfortable?

The Indulge memory foam over the coil relieves pressure even at a firm feel, so firm reads supportive rather than harsh. Firm is the most personal call in mattresses, so it is worth ten minutes on the floor to confirm it is your number.

How is the edge support and cooling?

Two rows of reinforced coils run the perimeter, and NapLab rated the lying edge support excellent in every sleeping position, so you can use the full width. The Tencel cover and air-vent system move heat off a firm surface, though a thick pillow-top it is not, by design it sleeps cooler than one.

How tall is it, will my sheets fit?

Fourteen inches. Deep-pocket sheets (14 inches or more) sit best.

Do I need a special foundation?

No. A sturdy platform, a close-slatted base, a solid foundation, or a compatible adjustable base all work.

What is the trial and warranty?

A 90-night trial and Stearns & Foster's 10-year limited warranty against manufacturing defects, honored when you buy from an authorized dealer like Mattress Overstock. Exchanges are for store credit toward a bed of equal or greater value, not a cash refund.

Can I see it near me?

Yes. It is on the floor across the five Kentucky showrooms (Lexington on Nicholasville Road, Georgetown, Somerset, London, and Richmond), next to the Medium and Soft Estates so you can feel the three back to back. Free local delivery, and the old mattress leaves with the delivery team.

Why buy it from Mattress Overstock

Buy it from people you can actually visit

  • Free local delivery To your home across Central & Eastern Kentucky.
  • Free setup We place and set up your new bed in the room.
  • Free old-mattress haul-away The old one goes out the same day the new one comes in.
90-night trial Sleep on it at home
4.7 from 535 Google reviews · 5 Kentucky showrooms
LexingtonRichmondGeorgetownLondonSomerset

Independently owned in Kentucky since 2012. Walk in any day (no appointment) and someone who actually knows the floor will help you find the right fit.

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Walk into any Mattress Overstock location, lie down, and feel the difference yourself. No appointment, no pressure. Our team has over 100 years of combined mattress experience and we're here to help you find the right fit.