When purchasing a new king size mattress it's important to give consideration to the type of support system you require. Considering a premium quality mattress can last up to 7 years, buying a new mattress is a long term investment and you should buy the best you can afford.
A less expensive option is the open coil or continuous spring 5' mattress. The most widely used type of support system today, many king size orthopaedic mattresses incorporate open springs as they provide a goof firm foundation and the tension they provide depends on their gauge or thickness.
For all over body support, a luxurious pocket sprung king size mattresses is made from thousands of individual springs that are sealed in a fabric pocket and stitched together. This unique and increasingly popular arrangement prevents the springs from rolling into each over when under pressure, making them an ideal solution if you or your partner differ in weight and size.
Also contouring to the body's natural shape, latex mattresses have a distinctive, resilient feel and are incredibly durable. Due to the aerated, self-ventilated open cell interior, 5' latex mattresses help disperse body moisture maintaining a consistently fresh, dry sleep surface.
Still a popular choice is the memory foam mattress. Slowly responding to body temperature and weight, a good quality king size visco foam mattress will take the shape of the user to provide unrivalled support and comfort.
Gel mattresses or gel-infused mattresses are another bedding product to hit the market in recent years. Generally combining gel with traditional fillings, these mattress create a different feel to that of the traditional mattress.