While we can’t deny sinking into the water is comfy, most of us wouldn’t trade our old-fashioned mattress for one of these kitschy models. But people did buy them in droves, with waterbeds ...

Narrator: Remember waterbeds? You might not, but they were all the rage in the '70s and '80s, and they kind of developed a reputation as a mattress that was good for, you know, stuff other than ...

And should these once sloshy sleep solutions make a comeback? To the uninitiated, waterbeds are (you guessed it) mattresses filled with water. Originally crafted from vinyl, these water-filled ...