The vinyl chamber that holds the water. Options range from "Free Flow" (full wave action) to "Waveless" (contains fiber layers to stop motion).
High-density foam rails that surround the bladder, giving the bed its square shape and a solid edge for sitting. Soft Waterbed.7z
A "fitted" vinyl layer that sits under the bladder to catch water in the rare event of a leak. 2. Setup Instructions The vinyl chamber that holds the water