Serta iComfort Prodigy Ultra-Plush Memory Foam King Mattress

Amazon.com Price:  $899.00 (as of 18/10/2017 21:19 PST- Details)

ComfortLast® foam core helps support your body throughout the night, promoting a more restful night’s sleep
Open cell structure and MicroSupportTM gel combine to dramatically increase airflow and whisk heat away from your body so you can sleep cooler and more comfortably
Cool ActionTM Gel memory foam is antimicrobial and dust mite resistant so you can sleep healthier and breathe better