What's the Best Mattress | Tempur-Pedic Cloud Supreme vs. Costco Ara 13" Pillow Top Visco Foam
Cna't help with the density. Call Costco Customer Service and ask. You can find their number (and a bit more info on the Sleep Science 10" MF mattress, which is called the "Emma") on this page. Again there are some similarities, but these are definitely d...