The Novaform ComfortGrande 14" Memory Foam Mattress is on sale at Costco B&M. Purchased B&M at Costco in SF, CA.
Online Link: https://www.costco.com/Novaform-1...50105.html
$499 - $100 instant rebate = $399.
Out of stock online with an original retail price of $599.
This mattress is often compared to the Serafina model that Costco sells, which is at $649 right now for the Queen size.
Rated as Medium-Firm on Novaform's firmness scale.