Hi Alex,
 
We have provided a number of detailed answers to this very response which will help you.
 
Help for hot sleeper 

 
Which mattress is best for a hot sleeper

 
Why does memory foam get hot?
 

Night heat problems
 
Once you've had a read please get back in touch with your bodyweight, height and sleep comfort preferences for us to fully advise. We look forward to hearing back from you.