Cal King Responsive Support Mattresses

Discover unparalleled comfort and support with our selection of cal king responsive support mattresses, designed to enhance your sleep experience. Perfect for those seeking a spacious sleeping surface without compromising on quality, these mattresses offer an ideal blend of responsiveness and support to cater to your unique sleep needs. Whether you’re a back, side, or stomach sleeper, the cal king responsive support mattresses provide an optimal balance of firmness and cushioning, helping you wake up refreshed and ready to take on the day. Explore our collection to find the perfect mattress that suits your lifestyle and transforms your bedroom into a restful sanctuary.

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Serta iSeries 2.0 Hybrid 1000 12" Medium Mattress

2011

Starting at

$2100⁹⁹

$2600⁹⁹

$500 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)

Serta Perfect Sleeper Charlotte 2.0 Medium Euro Top Mattress

2440

Starting at

$1500⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)

Beautyrest Greenwood 10.5" Firm Mattress

3319

Starting at

$1300⁹⁹

Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Serta iSeries 2.0 Hybrid 3000 13.5" Medium Mattress

753

Starting at

$2900⁹⁹

$3500⁹⁹

$600 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)

Beautyrest BR800 13.5" Plush Pillow Top Mattress

2467

Starting at

$1500⁹⁹

Plush Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Beautyrest Silver BRS900 11.75" Extra Firm Mattress

2757

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 up to $499 value with code ELEVATE (must add base to cart)

Beautyrest BR800 11.25" Firm Mattress

1716

Starting at

$1300⁹⁹

Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Serta Perfect Sleeper Sleep Excellence Plush Mattress

692

Starting at

$1700⁹⁹

Plush Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Sealy Essentials Sudley 8.5" Firm Mattress

940

Starting at

$400⁹⁹

$1000⁹⁹

$600 OFF

Firm Comfort, best for

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

Beautyrest BR800 13.5" Medium Pillow Top Mattress

1611

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 up to $499 value with code ELEVATE (must add base to cart)

Beautyrest Silver BRS900-C 13.75" Extra Firm Mattress

1523

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 up to 499 value with code ELEVATE (must add base to cart)

Beautyrest Silver BRS900 11.75" Medium Firm Mattress

1465

Starting at

$820⁹⁹

$1000⁹⁹

$180 OFF

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 up to $499 value with code ELEVATE (must add base to cart)

Purple Original Mattress

26800

Starting at

$1999⁰⁰

Medium Comfort, best for

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

Sleepy's By Sealy Slumber Cushion Firm Mattress

244

Starting at

$560⁹⁹

$2000⁹⁹

$1440 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Sealy Essentials Winter Green 13" Plush Euro Pillow Top Mattress

499

Starting at

$1460⁹⁹

Plush Comfort, best for

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

Beautyrest BR800 12" Plush Euro Top Mattress

600

Starting at

$1400⁹⁹

Plush Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)

Sleepy's By Sealy Slumber Medium Mattress

129

Starting at

$2300⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Sealy Essentials Winter Green 12" Medium Euro Top Mattress

551

Starting at

$1380⁹⁹

Medium Comfort, best for

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

Sleepy's By Sealy Premium Memory Foam Mattress

161

Starting at

$1150⁹⁹

$2300⁹⁹

$1150 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Beautyrest Silver BRS900 12" Plush Mattress

799

Starting at

$1700⁹⁹

Plush Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Serta Perfect Sleeper Nurture Night 14.5" Pillow Top Mattress

791

Starting at

$1249⁰⁰

Plush Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Serta Perfect Sleeper Elkins III 10" Firm Mattress

1543

Starting at

$1200⁹⁹

Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)

Serta Perfect Sleeper Nurture Night 13.5" Medium Mattress

699

Starting at

$1099⁰⁰

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Tulo 12" Medium Firm Cooling Hybrid Mattress

140

Starting at

$1450⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)

Tulo Gel Memory Foam Zoned Support Mattress Topper

103

Starting at

$90⁹⁹

Medium Comfort,

Pain;Bed Partner;Temperature;Toss and Turn

Tulo 10" Medium Cooling Hybrid Mattress

121

Starting at

$1250⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)

Cal King Responsive Support Mattresses

Choosing a Cal King responsive support mattress is a decision that brings together comfort, space, and advanced sleep technology, making it an ideal option for those who value both room to stretch out and tailored support throughout the night. The California King size stands out for its generous length, making it especially popular among taller individuals or couples who appreciate a bit of extra legroom. Responsive support mattresses in this size are crafted to adapt to your body’s unique shape and movements, delivering a sleep experience that feels both personalized and restorative. This adaptability is particularly beneficial for combination sleepers who shift positions during the night, as well as for anyone who shares a bed and wants to minimize motion transfer. During the summer months, when nights can feel warmer and routines may shift with travel or visiting guests, the right responsive support mattress can help maintain a cool, comfortable sleep surface and consistent support, even as you change positions or sleep with a partner, child, or pet.

These mattresses are also a thoughtful and luxurious gift for newlyweds setting up their first home together, parents upgrading after years of service from an old mattress, or anyone embarking on a new chapter—perhaps moving into a new house or celebrating a milestone birthday. The responsive support core is designed to cradle pressure points while still offering the firm, even foundation that promotes healthy spinal alignment. This is especially important for those who experience back or joint discomfort, as a responsive support system can ease tension and foster deeper, more restorative sleep. Imagine sinking into bed after a long, active summer day—whether you’ve been hosting a backyard barbecue, tackling a home improvement project, or simply enjoying the longer daylight hours—feeling the mattress gently contour to your body while providing the support you need to wake up refreshed. Families with children or pets who occasionally join them in bed will appreciate the ample space and the way responsive support minimizes disruptions, ensuring everyone enjoys a peaceful night.

When considering a Cal King responsive support mattress, it’s helpful to think about your unique sleep habits, the size of your bedroom, and any specific comfort needs you may have. These mattresses often feature advanced materials and construction that not only respond to your movement but also promote breathability and temperature regulation—an important benefit as summer temperatures rise. For those seeking even more targeted comfort, exploring options such as Cal King Zoned Support Mattresses can offer additional levels of customization, with zones designed to provide extra support where you need it most. Whether you’re upgrading your own sleep sanctuary or searching for a gift that truly makes a difference in someone’s daily life, a Cal King responsive support mattress is a versatile investment in comfort and well-being. It’s a choice that enhances every season, supporting restful nights and energized mornings for years to come.