That jacket's really stylish, but is it actually warm?

How to say “That jacket's really stylish, but is it actually warm?” in Japanese

In Japanese

そのジャケット、すごくおしゃれだけど、ちゃんと暖(あたた)かいの？

Sono jaketto, sugoku oshare da kedo, chanto atatakai no?

That jacket's really stylish, but is it actually warm? in other languages