Fourth Of July King Size Breathable Mattresses Sale

Celebrate comfort and savings with the Fourth of July king size breathable mattresses event. Discover special offers on spacious king size mattresses designed to help you sleep comfortably all summer long. Whether you’re upgrading your bedroom or preparing for guests, this limited-time event makes it easy to find the perfect fit for your space and budget. Enjoy expert guidance from our Sleep Experts® and experience how we make sleep easy™ every night.

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Sleepy's By Sealy Memory Foam Medium Mattress

3348

Starting at

$1330⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain;Bed Partner;Toss and Turn;Temperature
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Firm 11" Mattress

Starting at

$1100⁰⁰

$2200⁹⁹

$1100 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Temperature;Bed Partner;Pain;Toss and Turn;Toss and Turn
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Plush 11.75" Mattress

6244

Starting at

$1150⁰⁰

$2300⁹⁹

$1150 OFF

Plush Comfort, best for

Side Sleepers
Temperature;Bed Partner;Pain;Toss and Turn;Toss and Turn
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's By Sealy Memory Foam Plush Mattress

2671

Starting at

$1630⁹⁹

Plush Comfort, best for

Side Sleepers
Pain;Bed Partner;Toss and Turn;Temperature
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Plush Pillow Top 13.75" Mattress

2689

Starting at

$1200⁰⁰

$2400⁹⁹

$1200 OFF

Plush Comfort, best for

Side Sleepers
Temperature;Bed Partner;Pain;Toss and Turn;Toss and Turn
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Sleep Excellence Medium PillowTop Mattress

1399

Starting at

$2000⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain;Toss and Turn;Pain;Temperature;Bed Partner
Toss and Turn
Pain

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tempur-Pedic TEMPUR-Adapt 11" Medium Previous Generation Mattress

3557

Starting at

$2030⁷⁷

$2899⁰⁰

$869 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain;Temperature;Allergies;Bed Partner;Toss and Turn;Toss and Turn
Bed Partner
Temperature

Beautyrest BR800 13.5" Plush Pillow Top Mattress

2740

Starting at

$1500⁹⁹

Plush Comfort, best for

Side Sleepers
Toss and Turn;Pain;Bed Partner;Temperature
Pain
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Hybrid Medium 13" Mattress

1755

Starting at

$1475⁰⁰

$2950⁹⁹

$1475 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain;Bed Partner;Temperature;Allergies;Toss and Turn;Toss and Turn
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900 11.75" Extra Firm Mattress

3229

Starting at

$1700⁹⁹

Extra Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 11.25" Firm Mattress

2198

Starting at

$1300⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Toss and Turn;Pain;Bed Partner;Temperature
Pain
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Estate 14.5" Firm Mattress

1693

Starting at

$2999⁰⁰

Firm Comfort, best for

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

Receive $300 Instant Gift⁴ with purchase.

Beautyrest BR800 13.5" Medium Pillow Top Mattress

1834

Starting at

$1500⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Toss and Turn;Pain;Bed Partner;Temperature
Pain
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900-C 13.75" Extra Firm Mattress

1762

Starting at

$2000⁹⁹

Extra Firm Comfort, best for

Back;Stomach Sleepers
Temperature;Pain;Bed Partner;Toss and Turn;Toss and Turn
Pain
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900 11.75" Medium Firm Mattress

1709

Starting at

$1000⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Allergies;Bed Partner;Temperature;Pain;Toss and Turn;Toss and Turn
Pain
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Purple Original Mattress

30178

Starting at

$2199⁰⁰

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature;Pain;Bed Partner;Toss and Turn;Toss and Turn
Temperature
Allergies

Celebrate Independence Day in comfort and style by taking advantage of the incredible Fourth of July king size breathable mattresses event at Mattress Firm. This exclusive holiday promotion offers deep discounts on a wide variety of king size mattresses designed for breathability, ensuring you stay cool and comfortable all night long—even during the warmest summer nights. Our Fourth of July mattress savings feature top-rated brands, including Serta, Tempur-Pedic, Sealy, and Sleepy's, with advanced cooling technologies such as gel-infused memory foam, ventilated latex layers, and moisture-wicking covers. Shoppers can upgrade to a spacious king size mattress that promotes airflow and temperature regulation while enjoying unbeatable savings only available during the Fourth of July.

Finding the perfect king size breathable mattress is easier than ever thanks to Mattress Firm’s diverse selection and knowledgeable Sleep Experts®. Whether you need hypoallergenic materials, enhanced motion isolation, or extra support for pressure relief, our curated Independence Day specials ensure there’s a cooling mattress for every sleep preference. Don’t miss your chance to elevate your sleep sanctuary with a generously sized, breathable king mattress at an exceptional price. Shop in-store or online for fast delivery options and take advantage of limited-time offers while supplies last—because restful nights and refreshing mornings are worth celebrating this Fourth of July!

Q: What makes a mattress breathable?
A: A breathable mattress is designed with materials and construction that promote airflow, helping to regulate temperature and prevent heat buildup while you sleep. Common features include open-cell foams, ventilated layers, and moisture-wicking fabrics.
Q: Why should I consider a breathable mattress during the summer?
A: Breathable mattresses help keep you cool by allowing air to circulate and dissipate body heat. This can be especially beneficial during the warmer months, like July, when higher temperatures can make sleeping comfortably more challenging.
Q: What types of materials are commonly used in breathable mattresses?
A: Breathable mattresses often use materials such as gel-infused memory foam, latex, innerspring coils with open spaces, and covers made from natural fibers like cotton or bamboo to enhance airflow and moisture control.
Q: How do I know if a mattress is truly breathable?
A: Look for features such as ventilated foam layers, mesh side panels, or descriptions highlighting cooling technology. Customer reviews and product details can also provide insight into how well a mattress manages heat and airflow.
Q: Are breathable mattresses suitable for all sleep positions?
A: Yes, breathable mattresses are available in various firmness levels and constructions to accommodate different sleep positions. Whether you sleep on your back, side, or stomach, you can find a breathable option that offers both comfort and cooling benefits.