Best Waterbed Mattresses for California King of 2026

The Bedroom Store Blue Magic offers a nearly waveless waterbed mattress, designed to provide you with a calm and uninterrupted sleep. Its five layers of special fibers help minimize motion, so when you or your partner moves, you won’t be disturbed. Made with thick 18ml vinyl and reinforced corners, this mattress is built to last and give you reliable support night after night. It also helps relieve pressure by contouring to your body, giving you a comfortable and supportive surface to rest on. With this mattress, you can enjoy a restful night and wake up feeling refreshed.

This waterbed mattress is designed to fit California King size Hardside Platform Style waterbeds. It has a 90% waveless feature which means it has about 5-6 seconds of movement. It is considered one of the most comfortable mattresses to sleep on, made of heavy vinyl with reinforced corners. The manufacturer has been producing waterbeds in the U.S.A. since 1972.

The INNOMAX Free Flow Waterbed Kit is a complete package that includes everything you need for a comfortable and convenient waterbed experience. The kit features the SANCTUARY Free Flow Waterbed Mattress, which allows the water to flow freely for a more natural sleeping experience. The PROMAX Heavy Duty Stand Up Safety Liner provides added protection and durability. The Blue Magic Fill and Drain Kit with Conditioner makes filling and draining your waterbed easy and hassle-free. The Touch Temp Solid State Heater ensures that your waterbed is always at the perfect temperature for a good night's sleep. And finally, the Ultima Custom Fit Contouring Mattress Pad adds an extra layer of comfort and support. With the INNOMAX Free Flow Waterbed Kit, you can enjoy the benefits of a waterbed with the convenience of a complete package.

This California King Semi Waveless Waterbed Mattress is made of 24 Mil Vinyl with Extra Reinforced Corners and has about 8-10 seconds of movement. It comes with a 4oz bottle of Premium Clear Bottle Conditioner & Fill Kit. The product has been manufactured by Classic since 1971 and is an ideal choice for those who want a semi wave mattress.

The Free Flow Waterbed Mattress Kit is a complete set that includes a Sanctuary Free Flow Waterbed Mattress, a Stand Up Safety Liner, and a Blue Magic Fill and Drain Kit with Conditioner. This kit is designed to provide you with a comfortable and convenient waterbed experience. The Sanctuary Free Flow Waterbed Mattress offers a free-flowing design, allowing the water to move freely and contour to your body for maximum support and comfort. The Stand Up Safety Liner ensures that your mattress is protected from any leaks or spills. The Blue Magic Fill and Drain Kit with Conditioner makes it easy to fill and drain your waterbed, while also providing conditioner to keep the water clean and fresh. With this kit, you can enjoy the benefits of a waterbed without any hassle or inconvenience.

The Bedroom Store Full Motion Waterbed Mattress is designed to offer you a comfortable and restful sleep experience. With its full motion design, it provides support and allows your body to move freely. The reinforced corners ensure stability and durability, while the smooth vinyl material makes it easy to clean and maintain. You'll enjoy a gentle massage-like sensation as the water flows freely within the bladder, helping you relax and fall asleep faster. This waterbed mattress adjusts to your body's shape, providing pressure relief and ultimate comfort.

The Blue Magic Waterbed Bundle offers a smooth and restful sleep with its 40% semi-waveless bladder design, reducing excessive motion for your comfort. You’ll find it easy to maintain since it includes a 325-watt solid-state heater that keeps your bed warm efficiently, saving energy. The package also comes with a fill and drain kit, making setup and water changes simple. Plus, the stand-up liner acts as a reliable barrier to prevent leaks, giving you peace of mind and protecting your investment. This bundle is perfect if you want comfort, warmth, and easy care all in one.

The INNOMAX Waterbed Kit offers a comfortable and safe sleeping experience with its Sanctuary SGL water mattress, designed to provide excellent support and relaxation. It includes a stand-up safety liner that helps protect against leaks and spills, giving you peace of mind. The Blue Magic fill and drain kit makes setting up and maintaining your waterbed easy, while the included conditioner helps keep the water fresh and clean. Additionally, the thermal bonded fiber layer with a Hydro-Lift float sheet and tethered system ensures the internal support stays securely in place, enhancing your comfort throughout the night.