The Thornton Medium mattress offers a perfect balance of comfort and support, ideal for side sleepers who prefer a firm feel with a touch of softness. Its enhanced centre-third Comfort - Core layer combined with Sense - Gel material reduces pressure on your back, promoting a luxurious sleep experience and natural posture alignment. The Dynamic Flexi - Cased technology reinforces the mattress walls, ensuring edge-to-edge support. The cotton fibre blend and Smart - Tex effectively draw away moisture, regulating your body temperature for a more comfortable sleep. Available in Single, Single Long, King Single, Double, Queen, King, and Super King sizes. Pair it with the Posturepedic Alloy base or enhance your sleep experience with a Sealy Adjustable Base.