Are you interested in the benefits of a memory foam mattress, but prefer the comfort and support of a traditional innerspring? iSeries hybrid mattresses by Serta combine the same memory foam innovations found in all-foam iComfort Sleep Systems with the support of an advanced innerspring. This unique construction works to provide cooling comfort at the sleep surface with deep individual support for each sleep partner. iSeries offers a variety of collections and models so you can find the level of comfort and support that’s right for you. Plus, all iSeries mattresses are compatible with a Serta power bases for a completely customizable bedroom experience!