4th Of July Plush King Mattresses Sale

Shop the 4th Of July Plush King Mattresses to explore comfortable sleep options at Mattress Firm. Find plush king mattresses in a range of styles and price points, then choose the right fit for your bedroom and budget.

Sort & Filter

Beautyrest PressureSmart 2.0 Plush 11.75" Mattress

6252

Starting at

$1150⁰⁰

$2299⁹⁹

$1150 OFF

Plush Comfort, best for

Side Sleepers
Temperature
Bed Partner
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's By Sealy Memory Foam Plush Mattress

2794

Starting at

$699⁹⁹

$999⁹⁹

$300 OFF

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Toss and Turn
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Plush Pillow Top 13.75" Mattress

2696

Starting at

$1200⁰⁰

$2399⁹⁹

$1200 OFF

Plush Comfort, best for

Side Sleepers
Temperature
Bed Partner
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 13.5" Plush Pillow Top Mattress

2792

Starting at

$819⁹⁹

$1499⁹⁹

$680 OFF

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Essentials Winter Green 13" Plush Euro Pillow Top Mattress

549

Starting at

$779⁹⁹

$1459⁹⁹

$680 OFF

Plush Comfort, best for

Side Sleepers
Bed Partner
Pain
Temperature
Toss and Turn
Allergies

Beautyrest BR800 12" Plush Euro Top Mattress

739

Starting at

$569⁹⁹

$1399⁹⁹

$830 OFF

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

Beautyrest Silver BRS900 12" Plush Mattress

1147

Starting at

$729⁹⁹

$1699⁹⁹

$970 OFF

Plush Comfort, best for

Side Sleepers
Temperature
Pain
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Nurture Night 14.5" Pillow Top Mattress

1136

Starting at

$979⁰⁰

$1249⁰⁰

$270 OFF

Plush Comfort, best for

Side Sleepers
Pain
Temperature
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Elkins III 11" Plush Euro Top Mattress

1610

Starting at

$600⁰⁰

$1199⁹⁹

$600 OFF

Plush Comfort, best for

Side Sleepers
Pain
Temperature
Toss and Turn
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Nurture Night 13.5" Plush Mattress

921

Starting at

$939⁰⁰

$1099⁰⁰

$160 OFF

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Essentials Winter Green 12" Plush Euro Top Mattress

393

Starting at

$739⁹⁹

$1379⁹⁹

$640 OFF

Plush Comfort, best for

Side Sleepers
Bed Partner
Pain
Temperature
Toss and Turn
Allergies

Serta Perfect Sleeper Midsummer Nights 11" Plush Eurotop Mattress

886

Starting at

$859⁰⁰

$999⁰⁰

$140 OFF

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Black Series Two 16.25" Plush Pillow Top Mattress

294

Starting at

$3699⁰⁰

$4099⁰⁰

$400 OFF

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

$300 ⁶ adjustable base instant gift with purchase.

Purple RestorePlus 13" Soft Hybrid Mattress

3534

Starting at

$3600⁰⁰

$4399⁰⁰

$799 OFF

Plush Comfort, best for

Side Sleepers
Pain
Allergies
Bed Partner
Toss and Turn
Temperature

Tempur-Pedic TEMPUR-ProAdapt 2.0 12" Soft Mattress

3502

Starting at

$3799⁰⁰

$4199⁰⁰

$400 OFF

Plush Comfort, best for

Side Sleepers
Pain
Allergies
Bed Partner
Toss and Turn
Temperature

Receive $300 Instant Gift⁴ with purchase + Calm app 3-month free trial

Purple Restore 11.5" Soft Hybrid Mattress

1666

Starting at

$2700⁰⁰

$3399⁰⁰

$699 OFF

Plush Comfort, best for

Side Sleepers
Pain
Allergies
Bed Partner
Toss and Turn
Temperature

Celebrate the 4th of July with plush king mattresses designed to bring a softer, more comfortable feel to your bedroom. During the 4th of July plush king mattresses , explore a variety of king-size mattresses with cushioned comfort layers that help relieve pressure and create a cozy sleep surface for relaxing at the end of the day. From supportive hybrid mattresses with plush tops to all-foam designs that contour to your body, Mattress Firm makes it easy to compare mattress types, comfort levels and features in one convenient place. Find the right plush king mattress for your sleep style and enjoy more comfortable zzz's for less. A plush king mattress can give couples more room to spread out while adding the welcoming comfort many sleepers want from a softer bed. Shop 4th of July mattress offers at Mattress Firm to discover options with cooling materials, responsive support, motion isolation and durable construction from trusted mattress brands. Whether you are upgrading your primary bedroom or replacing an older mattress, Sleep Experts® can help you choose a plush king mattress that balances softness and support. Explore online or visit a store to find a mattress that helps make sleep easy™.

What is a plush king mattress? + -

A plush king mattress has a softer, more cushioned comfort feel than a medium or firm mattress. It may include layers of foam, fiber or quilted padding for a cozy surface.

What materials are commonly found in plush king mattresses? + -

Plush king mattresses may feature memory foam, gel-infused foam, latex, innerspring coils, individually wrapped coils or quilted fabric covers. Each material contributes to the mattress’s overall feel and construction.

Can I use a plush king mattress with an adjustable base? + -

Many plush king mattresses are designed to work with adjustable bases, but compatibility varies by model. Review the manufacturer’s specifications before pairing a mattress with a base.

How do I choose the right plush king mattress? + -

Consider the mattress’s comfort level, materials, support system and construction. You can also visit a Mattress Firm store to compare plush feels and speak with a Sleep Expert®.

How should I care for a plush king mattress? + -

Use a supportive foundation, rotate the mattress when recommended by the manufacturer and protect the surface with a compatible mattress protector. Always follow the care instructions provided with the mattress.