beanie
US /ˈbiː.ni/
UK /ˈbiː.ni/

1.
berretto, beanie
a close-fitting, brimless cap, often made of wool or fleece, worn for warmth or fashion
:
•
He pulled his beanie down over his ears to keep warm.
Si tirò il berretto sulle orecchie per tenersi al caldo.
•
She wore a stylish red beanie.
Indossava un elegante berretto rosso.