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MattressMatcher®

MattressMatcher®

Modern King Size Back Support Mattress

Discover the comfort and support you need for restful nights with a modern king size back support mattress. Designed to fit today’s larger bedrooms and suit contemporary styles, these mattresses offer the ideal blend of spaciousness and reliable back support. Whether you’re upgrading your primary suite or searching for a sleep solution that helps you wake up refreshed, a modern king size back support mattress can help make sleep easy™ so you can wake up ready to take on your day.

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By Sealy Memory Foam Medium Mattress

Sleepy's By Sealy Memory Foam Medium Mattress

Starting at

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

PressureSmart 2.0 Firm 11" Mattress

Beautyrest PressureSmart 2.0 Firm 11" Mattress

Starting at

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

Basic Memory Foam Firm Mattress

Sleepy's Basic Memory Foam Firm Mattress

Starting at

Firm Comfort, best for

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

By Sealy Memory Foam Plush Mattress

Sleepy's By Sealy Memory Foam Plush Mattress

Starting at

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

Rest Medium Innerspring Mattress

Sleepy's Rest Medium Innerspring Mattress

Starting at

Medium Comfort, best for

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

Rest Firm 2.0 Innerspring Mattress

Sleepy's Rest Firm 2.0 Innerspring Mattress

Starting at

Firm Comfort, best for

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

PressureSmart 2.0 Plush Pillow Top 13.75" Mattress

Beautyrest PressureSmart 2.0 Plush Pillow Top 13.75" Mattress

Starting at

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

Perfect Sleeper Sleep Excellence Medium PillowTop Mattress

Serta Perfect Sleeper Sleep Excellence Medium PillowTop Mattress

Starting at

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

BR800 13.5" Plush Pillow Top Mattress

Beautyrest BR800 13.5" Plush Pillow Top Mattress

Starting at

Plush Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

PressureSmart 2.0 Hybrid Medium 13" Mattress

Beautyrest PressureSmart 2.0 Hybrid Medium 13" Mattress

Starting at

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

Silver BRS900 11.75" Extra Firm Mattress

Beautyrest Silver BRS900 11.75" Extra Firm Mattress

Starting at

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

BR800 11.25" Firm Mattress

Beautyrest BR800 11.25" Firm Mattress

Starting at

Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Estate 14.5" Firm Mattress

Stearns & Foster Estate 14.5" Firm Mattress

Starting at

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.

Essentials Sudley 8.5" Firm Mattress

Sealy Essentials Sudley 8.5" Firm Mattress

Starting at

Firm Comfort, best for

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

Bamboo 10" Medium Green Tea Memory Foam Mattress

Tulo Bamboo 10" Medium Green Tea Memory Foam Mattress

Starting at

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Bamboo 12" Medium Plush Green Tea Memory Foam Mattress

Tulo Bamboo 12" Medium Plush Green Tea Memory Foam Mattress

Starting at

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

BR800 13.5" Medium Pillow Top Mattress

Beautyrest BR800 13.5" Medium Pillow Top Mattress

Starting at

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

Silver BRS900-C 13.75" Extra Firm Mattress

Beautyrest Silver BRS900-C 13.75" Extra Firm Mattress

Starting at

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

Silver BRS900 11.75" Medium Firm Mattress

Beautyrest Silver BRS900 11.75" Medium Firm Mattress

Starting at

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

Original Mattress

Purple Original Mattress

Starting at

Medium Comfort, best for

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

By Sealy Slumber Cushion Firm Mattress

Sleepy's By Sealy Slumber Cushion Firm Mattress

Starting at

Medium Comfort, best for

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

BR800 12" Plush Euro Top Mattress

Beautyrest BR800 12" Plush Euro Top Mattress

Starting at

Plush Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Lavender 6" Firm Memory Foam Mattress

Tulo Lavender 6" Firm Memory Foam Mattress

Starting at

Firm Comfort, best for

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

By Sealy Slumber Medium Mattress

Sleepy's By Sealy Slumber Medium Mattress

Starting at

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Essentials Winter Green 12" Medium Euro Top Mattress

Sealy Essentials Winter Green 12" Medium Euro Top Mattress

Starting at

Medium Comfort, best for

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

By Sealy Premium Memory Foam Mattress

Sleepy's By Sealy Premium Memory Foam Mattress

Starting at

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

Related Pages

Best Sellers

PressureSmart 2.0 Firm 11" Mattress

Beautyrest PressureSmart 2.0 Firm 11" Mattress

Starting at

PressureSmart 2.0 Plush 11.75" Mattress

Beautyrest PressureSmart 2.0 Plush 11.75" Mattress

Starting at

By Sealy Medium Euro Top Mattress

Sleepy's By Sealy Medium Euro Top Mattress

Starting at

Rest Medium Innerspring Mattress

Sleepy's Rest Medium Innerspring Mattress

Starting at

Rest Firm 2.0 Innerspring Mattress

Sleepy's Rest Firm 2.0 Innerspring Mattress

Starting at

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