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

1878

Starting at

$2600⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
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

2222

Starting at

$550⁹⁹

$1500⁹⁹

$950 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Toss and Turn
Pain

72 hour sale ends Monday!

Beautyrest Greenwood 10.5" Firm Mattress

3120

Starting at

$1300⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Pain
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

696

Starting at

$2900⁹⁹

$3500⁹⁹

$600 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
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

2327

Starting at

$652⁹⁹

$1500⁹⁹

$848 OFF

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner

72 hour sale ends Monday + FREE adjustable base with code ELEVATE (must add base to cart), FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Beautyrest Silver BRS900 11.75" Extra Firm Mattress

2591

Starting at

$710⁹⁹

$1700⁹⁹

$990 OFF

Extra Firm Comfort, best for

Back;Stomach Sleepers
Bed Partner
Pain
Temperature

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

Beautyrest BR800 11.25" Firm Mattress

1618

Starting at

$585⁹⁹

$1300⁹⁹

$715 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Toss and Turn
Pain
Bed Partner

72 hour sale ends Monday!

Serta Perfect Sleeper Sleep Excellence Plush Mattress

586

Starting at

$1700⁹⁹

Plush Comfort, best for

Side Sleepers
Pain
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

908

Starting at

$400⁹⁹

$1000⁹⁹

$600 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain

72 hour sale extended - ends today!

Beautyrest BR800 13.5" Medium Pillow Top Mattress

1479

Starting at

$652⁹⁹

$1500⁹⁹

$848 OFF

Medium Comfort, best for

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

72 hour sale ends Monday + FREE adjustable base with code ELEVATE (must add base to cart), 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

1411

Starting at

$855⁹⁹

$2000⁹⁹

$1145 OFF

Extra Firm Comfort, best for

Back;Stomach Sleepers
Bed Partner
Pain
Temperature

72 hour sale ends Monday + FREE adjustable base with code ELEVATE (must add base to cart), FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Beautyrest Silver BRS900 11.75" Medium Firm Mattress

1388

Starting at

$800⁹⁹

$1000⁹⁹

$200 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Bed Partner
Pain
Temperature

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

Purple Original Mattress

26705

Starting at

$1999⁰⁰

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Temperature
Allergies

Receive $300 Instant Gift⁴ with purchase.

Sleepy's By Sealy Slumber Cushion Firm Mattress

217

Starting at

$560⁹⁹

$2000⁹⁹

$1440 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Bed Partner
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

492

Starting at

$729⁹⁹

$1460⁹⁹

$731 OFF

Plush Comfort, best for

Side Sleepers
Pain
Allergies
Temperature

72 hour sale ends Monday!

Beautyrest BR800 12" Plush Euro Top Mattress

570

Starting at

$636⁹⁹

$1400⁹⁹

$764 OFF

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner

72 hour sale ends Monday + FREE adjustable base with code ELEVATE (must add base to cart), 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

542

Starting at

$621⁹⁹

$1380⁹⁹

$759 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Allergies
Temperature

72 hour sale ends Monday!

Sleepy's By Sealy Premium Memory Foam Mattress

121

Starting at

$1150⁹⁹

$2300⁹⁹

$1150 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
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

701

Starting at

$730⁹⁹

$1700⁹⁹

$970 OFF

Plush Comfort, best for

Side Sleepers
Bed Partner
Pain
Temperature

72 hour sale ends Monday + FREE adjustable base with code ELEVATE (must add base to cart), 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

719

Starting at

$917⁹⁹

$1249⁰⁰

$332 OFF

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Temperature

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

Nectar Premier 13" Medium Memory Foam Mattress

119

Starting at

$1099⁰⁰

$1799⁰⁰

$700 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Bed Partner
Temperature

Tulo 12" Medium Firm Cooling Hybrid Mattress

134

Starting at

$567⁹⁹

$1450⁹⁹

$883 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
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

Starting at

$90⁹⁹

Medium Comfort,

Temperature

Tulo 10" Medium Cooling Hybrid Mattress

115

Starting at

$437⁹⁹

$1250⁹⁹

$813 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Pain
Bed Partner

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

Tulo 11" Medium Firm Cooling Hybrid Mattress

196

Starting at

$492⁹⁹

$1300⁹⁹

$808 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Pain
Bed Partner

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

Serta Perfect Sleeper Nurture Night 13.5" Plush Mattress

576

Starting at

$879²⁰

$1099⁰⁰

$220 OFF

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Temperature

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

Cal King Responsive Support Mattresses

A California King responsive support mattress is more than just a place to sleep—it’s a foundation for restorative rest, designed to meet the unique needs of sleepers who crave both expansive space and tailored comfort. As the warmer days of May invite us to refresh our homes and routines, investing in a mattress that adapts to your body’s changing needs can make a world of difference. Responsive support mattresses in Cal King size offer a spacious sleep surface, ideal for couples who want to stretch out or for anyone who enjoys the luxury of extra room. These mattresses are engineered to respond to your movements throughout the night, providing adaptive support that cradles pressure points and helps align your spine, whether you’re a side sleeper, back sleeper, or someone who shifts positions. The responsive materials—often innovative foams or advanced coil systems—contour to your body, absorbing motion and minimizing disturbances, which is especially valuable if you share your bed with a partner or pet. This combination of space and support creates a sleep environment that can help reduce tossing and turning, so you wake up feeling refreshed and ready to enjoy sunny spring mornings.

Selecting the right Cal King responsive support mattress involves considering your personal sleep preferences as well as practical factors like room size and lifestyle. If you’re furnishing a master bedroom with ample floor space, the elongated dimensions of a Cal King mattress can add a sense of grandeur and comfort. For taller individuals, the extra length ensures your feet won’t dangle over the edge, making it a thoughtful gift for a loved one who values both comfort and practicality. Responsive support mattresses are also a smart choice for those experiencing changes in their sleep patterns—whether due to seasonal allergies, increased activity during the spring and summer, or simply the desire for better quality rest. These mattresses are designed to adapt as your body shifts, offering consistent comfort night after night. They can also be a meaningful gift for newlyweds setting up their first home, parents seeking relief from back pain, or anyone celebrating a milestone like a graduation or housewarming. Adding a responsive support mattress to a guest room can transform it into a welcoming retreat for visiting friends and family, ensuring that every guest enjoys a restful night, even after a long day of travel or outdoor activities.

When exploring the best options for a Cal King responsive support mattress, it’s helpful to think about how advanced support technologies can enhance your sleep experience. Many models incorporate features like targeted lumbar zones, cooling materials, and reinforced edges, all designed to keep you comfortable through the changing seasons. As temperatures rise in late spring, breathable fabrics and moisture-wicking covers help regulate your body temperature, so you stay cool and comfortable all night long. If you’re interested in exploring mattresses that offer specialized support in different areas of the body, you may want to learn more about Cal King Zoned Support Mattresses, which are designed to provide extra reinforcement where you need it most. Ultimately, choosing a Cal King responsive support mattress is about creating a sanctuary that supports your health, comfort, and well-being—helping you make the most of every season, from the bright mornings of May to the cozy nights ahead.