This is the 10289th most frequent Swedish word.
jackor
"Jackor" means "jackets" in English.
In this sentence, 'jackor' is used as the plural form of 'jacket', indicating multiple items of clothing.
Jag har tre jackor i garderoben.
I have three jackets in the wardrobe.
Here, 'jackor' specifies multiple 'jackets' that are being discussed regarding a sale.
De nya jackor är på rea den här veckan.
The new jackets are on sale this week.
'Jackor' here refers to several 'winter jackets', underlining their purpose for a cold season.