Serta Clarks Hill 13″ Extra Firm Mattress – Twin

The Serta Clarks Hill Elite Extra Firm 13″ Innerspring Mattress provides a cooling and supportive mattress that delivers the trusted comfort of Serta. Cooling gel is swirled directly into a breathable foam designed to promote airflow and heat dissipation. Plus our 805 individually wrapped coil system provides contouring and cradling support and features an extra-deep foam rail to help reduce edge roll-off and extend the sleep surface.