Amazon has launched a few different mattresses targeting different markets. Their base line is the AmazonBasics Memory Foam Mattress, which starts from just $129.99 for an 8″ Twin and goes up to $239.99 for a 8″ King. The AmazonBasics 10″ Twin is $159.99 and goes up to $299.99 for a 10″ King. The AmazonBasics 12″ Twin is $179.99 […]