(as) light as a feather
US /əz laɪt əz ə ˈfɛðər/
UK /əz laɪt əz ə ˈfɛðər/

1.
federleicht, sehr leicht
extremely light in weight
:
•
The package was as light as a feather, so I could carry it easily.
Das Paket war federleicht, also konnte ich es leicht tragen.
•
Despite its size, the sculpture was as light as a feather.
Trotz ihrer Größe war die Skulptur federleicht.