When shopping for a mattress, JCPenney carries a variety of brands. There are two choices: firm Sealy and pillowtop Serta mattresses. Or you can choose from a variety Tempurpedic models. Tempurpedic mattresses feature special foam layers that are enhanced to absorb your body weight and minimize disturbances by traditional springs. Stearns & Foster is a good option if you prefer an innerspring mattress. The Beautyrest mattress offers the best of both the worlds.