In which season do you mainly want to use your new duvet?
How big is your bed room?
What kind of window frames do you have in your bed room?
What kind of heating do you have in your bed room?
You can skip this step if your choice is no heating
Are you a female or a male?
This should be the avarage temperatute in your room.
Do you know the exact value?
Find out which duvet is most suitable for you.
Ooops forgot some important information.