Labor Day Sale On Firm Twin XL Size Mattresses

Find a Labor Day On Firm Twin XL Size Mattresses at Mattress Firm and explore options for your bedroom, guest room or adjustable bed setup. Shop online or visit a store to compare sizes, prices and availability before the ends.

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Beautyrest PressureSmart 2.0 Firm 11" Mattress

Starting at

$674⁹⁹

$1349⁹⁹

$675 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Temperature
Bed Partner
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's Rest Firm 2.0 Innerspring Mattress

7001

Starting at

$449⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Beautyrest BR800 11.25" Firm Mattress

2233

Starting at

$959⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Estate 14.5" Firm Mattress

1809

Starting at

$2099⁰⁰

$2399⁰⁰

$300 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Allergies
Toss and Turn

Receive $300 Instant Gift⁴ with purchase.

Serta Perfect Sleeper Nurture Night 12" Firm Mattress

1186

Starting at

$649⁰⁰

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tulo Bamboo 6" Firm Green Tea Memory Foam Mattress

5558

Starting at

$159⁹⁹

$449⁹⁹

$290 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Essentials Spruce 5.5" Firm Mattress

1371

Starting at

$399⁹⁹

$649⁹⁹

$250 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Temperature
Bed Partner
Toss and Turn

Beautyrest Black Series Three 15" Firm Mattress

2224

Starting at

$2849⁰⁰

$3449⁰⁰

$600 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

$300 ⁶ adjustable base instant gift with purchase.

Purple RestorePlus 13" Firm Hybrid Mattress

1667

Starting at

$2540⁰⁰

$3099⁰⁰

$559 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Allergies
Bed Partner
Toss and Turn
Temperature

Serta Perfect Sleeper Oasis Sleep 14.5" Firm Pillow Top Mattress

1178

Starting at

$949⁰⁰

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's By Sealy Slumber Firm Mattress

705

Starting at

$1149⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Bed Partner
Toss and Turn
Pain
Temperature

Beautyrest BR800 Greenwood 10.5" Firm Mattress

3404

Starting at

$419⁹⁹

$899⁹⁹

$480 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Bed Partner
Toss and Turn
Temperature
Pain

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's By Sealy Memory Foam Firm Mattress

3213

Starting at

$629⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Toss and Turn

Stearns & Foster Estate 15" Firm Euro Pillow Top Mattress

2761

Starting at

$2299⁰⁰

$2599⁰⁰

$300 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Allergies
Toss and Turn

Receive $300 Instant Gift⁴ with purchase.

Tempur-Pedic TEMPUR-LuxeAdapt 13" Firm Previous Generation Mattress

1852

Starting at

$2589⁷⁷

$3699⁰⁰

$1109 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Bed Partner
Pain
Temperature
Toss and Turn

Beautyrest BR800 Greenwood 11.25" Firm Mattress

1695

Starting at

$469⁹⁹

$959⁹⁹

$490 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Bed Partner
Toss and Turn
Temperature
Pain

FREE ADJUSTABLE BASE ³ with code ELEVATE

A Labor Day on firm Twin XL size mattresses is a great opportunity to upgrade a compact sleep space without sacrificing support or comfort. Designed to fit standard Twin XL bed frames, these mattresses typically measure 38 inches wide by 80 inches long, giving taller sleepers more room to stretch out than a traditional twin mattress. A firm Twin XL mattress can provide a stable, supportive sleep surface for back and stomach sleepers, college dorm rooms, guest rooms, shared bedrooms and adjustable bed setups. Shop trusted mattress brands at Mattress Firm to compare firm comfort levels, mattress materials and helpful features such as cooling covers, pressure-relieving foam and individually wrapped coils. Finding the right firm Twin XL mattress during the Labor Day mattress starts with considering your preferred sleep position, body support needs and available bedroom space. Hybrid, innerspring and foam Twin XL mattresses can each offer a different feel, from responsive support and airflow to contouring comfort and motion isolation. Pair your new Twin XL mattress with a compatible Twin XL bed frame, mattress protector and sheets for a complete sleep setup. Explore Mattress Firm’s selection of firm Twin XL size mattresses and take advantage of seasonal savings to get better zzz's for less.

What makes a mattress firm? + -

A firm mattress has a sturdier feel with less sink, providing a more even, supportive surface. Firmness can vary by brand, materials and construction.

What materials are commonly used in firm mattresses? + -

Firm mattresses may feature foam, innerspring coils, hybrid designs or a combination of materials. Each construction creates a distinct feel and level of responsiveness.

Are firm mattresses available in different comfort designs? + -

Yes. Firm mattresses come in multiple designs, including traditional innerspring, foam and hybrid models. Features such as quilted covers, coil systems and comfort layers can change the overall feel.

How can I compare firm mattresses during the Labor Day ? + -

Compare each mattress by its construction, comfort layers, cover materials and overall feel. Reading product details and visiting a Mattress Firm store can also help you narrow down your options.

How should I care for a firm mattress? + -

Use a compatible foundation, rotate the mattress if the manufacturer recommends it and protect the surface with a mattress protector. Always follow the care instructions provided with your mattress.