If you have never slept on a memory foam mattress, it would be advisable for you to try some out. Memory foam mattresses are well know for making people hot when sleeping as memory foam needs your body heat in order to make it respond.
As you have always slept on traditional pocket sprung mattresses, it may be better to stick with what you know. Our Artisan range of mattresses have a similar feel to certain of the Vi Spring mattresses.
It may be preferable for you to telephone our office and speak to one of our advisers who will be able to recommend which of our mattresses would be suitable for you. We need to know how you like a mattress to feel and also what your body weights are again to recommend the correct spring tension for you.