The Nordictrack Sleep is a hybrid luxury mattress and the price reflects that.  It offers two support options, plush and firm and is competitively priced against the Tempurpedic Flex Breeze models.  It delivers a lower price with a better product in terms of durability and a cooler feel.  It also comes with 2 sleep sensors that conveniently slip under the mattress & monitor you and your partner's sleep via the iFit Sleep Coach app, providing access to all of your specific bedtime analytics & recommendations