Sleep City is one of the few dealers in the country chosen by Serta to carry the luxurious Serta iComfort Foam Mattress Collection and has become known as the #1 place to shop for the world’s finest memory foam mattress! If you are looking for the most luxurious, supportive memory foam mattress you can find, look no further than the Serta iComfort Foam line. These mattresses combine breakthrough TempActiv™ Technology that helps comfortably cool and support every curve of your body with a premium all-foam support system.