The Casper One Foam mattress has a classic three-layer all-foam design, which is what we saw on the old models of Casper and beds from many other brands, including Nectar, Bear, Leesa and Nolah.
The Nectar Classic is 12” high and has five layers The Saatva Contour5 is 12.5” high and has seven layers Both mattresses have an all-foam design Starting at the top of the Nectar Classic ...