Best California King Waterbed Mattresses in 2026

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INDUSTRY LEADING DESIGN exclusively using ComfortCoil Technology and a SureGrip bottom to ensure firmness and stability. No slipping and sliding! With 40 internal air coils for added durability and support your bed will remain flat and firm so you can stay SoundAsleep! Updated in 2019 with our official SoundAsleep logo!

G400 ST Water mattress

STAND UP SAFETY LINER

Blue Magic Fill and Drain Kit with Conditioner

Smooth Top with Reinforced Corners

Heavy Duty Lap Seam

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This premium waterbed conditioner will keep the water in your waterbed mattress clean and the Vinyl Soft

Waterbed manufactures recommend to use conditioner every six months

Aqua Fusion Has Been Manufacturing Quality Products for over 35 Years.

SANCTUARY FREE FLOW WATERBED MATTRESS

STAND UP SAFETY LINER

Blue Magic Fill and Drain Kit with Conditioner

【For Multi-layer Mattresses】Many modern mattresses, especially those with a pillow-top, memory foam, or other added layers, require deeper pocket sheets to fit correctly. Extra deep pocket sheets cater to this need, allowing for a proper fit.

【Accommodates mattress toppers】 If you use a mattress topper or pad to enhance your sleeping experience, extra deep pocket sheets can accommodate the added thickness, ensuring a proper fit without compromising the topper's effectiveness.

【Better Fit and Grip】Extra deep pocket sheets are designed to fit snugly over thicker mattresses, ensuring a secure grip without slipping off during the night. This can lead to a more comfortable sleep experience.Fit over-sized mattresses up to 21 inches deep .Best for any room in your home:bedroom,guest room,kids room,RV,vacation home.

BALANCE SUPPORT & PRESSURE RELIEF - Combined the Supportive of pocketed springs with the comfort and adaptability of memory foam to create a comfortable yet supportive mattress. The independent pocketed coils balance your body weight and provide strong support to every part of your body. Memory foam actively contours to your body curve to align the spine and relieve pressure point aches and pains. The mattress has good elasticity and can be used for many years.

MOTION ISOLATION & EDGE SUPPORT - Independent support between the springs, eliminates the movement of interference, avoiding friction between each other to make noise, and providing you with a noise-free sleep, you can wake up feeling energetic and refreshed after a night of undisturbed sleep. The thickened springs at both edges improve the edge support of the mattress, so you won't feel unstable sleeping near the edge of the mattress or roll off.

CertiPUR-US & OEKO CERTIFIED ENSURE SAFETY - Novilla mattress is made with CertiPUR-US Certified foam and OEKO-TEX certified fabric. The foam gives you the soft, cozy comfort you crave. The comfort layers are made of different materials and densities of foam to provide premium support and comfort for a full night's sleep. The medium-firm feel of this mattress makes it perfect for all sleep positions and preferences.

12" PROFILE. Designed with layers of support foam, gel memory foam for pressure point relief and power packed wrapped coils to reduce motion transfer

ULTRA COMFORT: While the foam layers cradle your body in comfort, the 4-way stretch knit cover is a dream to lay on for kids and adults alike

CALIFORNIA KING SIZE: Measures 71" W x 83" D x 12" H and is compatible with most california king bed frames. Bed foundation, box spring and frame available, sold separately

California King Waveless waterbed mattress only has about 3-4 seconds of slow movement

Contour Mid Body Support which will let you sink into the mattress more level.

Heavy duty vinyl with reinforced corners for years of service

Precision design with reinforced corners for strength and durability

Durable eco-friendly 18 mil. vinyl exceeds US and European standards

18 mil vinyl stand up hardside waterbed liner

BALANCED SUPPORT AND COMFORT: Suiforlun 14 inch hybrid mattress combines the firm support of individually encased coils with the body-conforming comfort of gel memory foam for an optimal sleep experience. Euro top design creates a luxurious sleeping surface and is beneficial for people with lower back pain.

BAMBOO COVER TO KEEP YOU COOL: Bamboo fabric is super soft, smooth and breathable. 3D Mesh Fabric Sides and Coil Core promote more airflow throughout the mattress, so heat don’t get trapped. You’ll enjoy a cooler night’s sleep with less tossing and turning.

5 LAYERS OF FOAM FOR ABOVE-AVERAGE PRESSURE RELIEF: The comfort layers is composed of two layers of memory foam infused with gel and three layers of high-density foam. These thick foam layers provide enough cushion to cradle your pressure points without excessive sinking into the bed. Thus you will sleep comfortably and wake up feeling energized.

4 Year Full, 11 Year Prorated Warranty

Highest Quality Heavy Duty Vinyl

Approximately 95% Motion Reduction made to fit a traditional wood frame waterbed

For California King, Queen and Super Single Waterbeds.

Easy to use.

5 year warranty that is not prorated.

Cal King (72x84) Waterbed Mattress Hardside Style

Expreience the health and wellbeing benefits from sleeping on water

High quality vinyl construction with reinforced corners.

Premium Waterbed Conditioner is Very easy to use. Just open and pour into your waterbed mattress.

Made in the USA for over 35 years.

We have it in stock for fast service

Stand up Liner, Fill & Drain Kit,

Highest Quality Heavy Duty Vinyl, generously cut for contoured support

Double Thick Reinforced Corners that add durability

Unparalleled Comfort - Our free flow hardside mattress is designed to provide unmatched comfort and support throughout the night. Enjoy a peaceful & blissful sleep and wakeup feeling refreshed and active.

Pressure Relieving - This water bed offers optimal pressure relief, cradling your body and easing tension from your muscles. Say hi to a beautiful morning feeling rejuvenated and ready to take on the day

Free Wave Motion - If you want to experience free motion while sleeping then our water bed is perfect for you, the water in it create motion that evenly distributes relaxation along the entire length of body.

Tranquil Support Water mattress

Virgin 20 Mil Vinyl cut to ensure contoured support

Double Thick reinforced corners

Parkline Series

Simple Design

Moderate Wave Reduction

United States Watermattress - Freeflow

2 1/2 inch reinforced corners

STAND UP SAFETY LINER

CONVENTIONAL MATTRESS: Tired of your waterbed? This mattress is specially sized to fit inside a California King hard side Waterbed frame without any other support or box spring. Two sided for longer life. Can be rotated and flipped over for more even surface wear

COMFORT LEVEL: On a scale from 1 -10 (10 Being Firm and 1 Being Plush) our Comfort Scale Rating for this Therapedic Prairie Dunes Plush Insert mattress is a 6. The mattress has a Alternating VertiCoil Edge and 13.75 Gauge Steel Coils 13.75 Gauge Steel Coil Wire

MEASURE FIRST: California King - Please measure the space inside the waterbed frame before purchasing. Be sure the wood frame cavity is 72 wide X 84 long inside. The insert measures approximately 70 wide x 82 long x 11” thick

The controlled heated waterbed allows the body weight to be distributed more evenly over the surface

Eliminates pressure on various parts of the body, the shoulders, small of back, hip, tail bone and heels. Circulation is improved

12 Layer Total Mid-Body Support , 24 Mil Premium Aqua Marine Vinyl

Adds comfort and protection to your mattress

This mattress cover will help keep your mattress pad and sheets in place.

Best gift for any waterbed owner

This Mattress is a 3 Layer Motion Control with Mid-Body Support

Specially Formulated Pearlized Azure Vinyl, Smooth Top with T-Seam Construction.

1" Double Strength Corners, 4-Way Corner Tethered Support System.

G600 SL Water mattress

STAND UP SAFETY LINER

Blue Magic Fill and Drain Kit with Conditioner

Sanctuary SGL - SF-5 Watermattress

STAND UP SAFETY LINER

Blue Magic Fill and Drain Kit with Conditioner

Three lumbar layers

Super wave reduction

Seven comfort layers

United States Watermattress - 1000

1 Layer Hardside Watermattress

2 1/2 inch reinforced corners

3 Year Free Replacement Warranty. Best in The Industry

No Fiber Full Motion

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