Waterbed Inserts

If you're looking to put a conventional mattress inside an old wood waterbed frame we have a solution. Our waterbed inserts, or new mattresses, are either in stock or custom-made for you in as little as 3 business days plus shipping times that vary based on location. The process to convert a waterbed to a regular mattress is fast, easy, and allows you to keep your bed just the way it is, including drawers, furniture, and bedding. You have the freedom to choose the type of mattress that suits you best. Learn about the top 10 reasons people dispose of waterbed mattresses. Waterbed inserts are regular replacement mattresses without the water component. They are specifically sized to fit and drop into your California King, California Queen, or Super Single wood bed, making the transition seamless. Our popular 2-sided and flippable options are designed for durability and longevity. Explore our selection below to learn more about construction, firmness levels, and pricing details. Upgrade your old waterbed frame with our convenient waterbed inserts today!

Waterbed Inserts For Sale


  • Filter by Size

  • Filter by Brand

  • Filter by Price Range