From the manufacturer's website:
Whether you choose a firm or soft model, a Sealy Posturepedic mattress provides comfort and all-over support so your body can fully relax—and you can get the sleep you need.
Every Sealy Posturepedic® mattress is engineered to fully support your back and align your body so you get a comfortable night's sleep. For years, Sealy Posturepedic has worked with orthopedic specialists to create real support for your body.
Their newest mattresses are the result of years of engineering to deliver exceptional support and comfort. At AFW, you get a large selection of affordable prices that won't keep you up at night.