Serta's iComfort mattress is made for comfortable and supportive sleep. You can choose from either an all-foam or hybrid iComfort model. You will enjoy all night cooling and comfortable sleep with the all new Serta Arctic mattress. The mattress is powered by Serta’s Reactex(r) which delivers 15X the cooling power. You also have the opportunity to save $400 on Year End Events You can make your sleep more comfortable with adjustable bases! A base that can be adjusted to suit your needs, whether you are reading in bed or watching TV on the couch, will make sleeping more pleasant. An adjustable base can help you save as much as $300 on your mattress.