sunglasses

Từ điển Oxford Advanced Learner 8th

sun·glasses [sunglasses] BrE [ˈsʌnɡlɑːsɪz] NAmE [ˈsʌnɡlæsɪz] (also informal shades) noun plural
a pair of glasses with dark glass in them that you wear to protect your eyes from bright light from the sun
•a pair of sunglasses
see also ↑dark glasses

Example Bank:
•Her sunglasses were perched on her head.
•She observed the goings-on from behind her mirrored sunglasses.