Which Duvet is best? Goose/Duck/Russian Goose - FGS

[Chipstick]

Right, though it would be easy - log onto John Lewis, order a new duvet for my dd - done.

However, I never realised so many duvet 'fillers' existed. Which one is the snuggliest??

lol - just had a look at the JL website.

It's pretty cold in Siberia so maybe Siberian goose down is the best option - only 10.5 tog though - and £265 for a double