Originally Posted by fjtaguas
I have really no idea... I have never owned a white blazer. What can you wear it with? The clothes are just what I was wearing at that moment
That´s what I think, it has kind of a strange shape around the waist... Some people seem to love it, but I am not so into it.
Within classic menswear, white jackets would really only be used for summer black tie events. And then they wouldn't be cotton, as yours looks to be, and they'd be either shawl-lapeled, double breasted, or both.
As a streetwear item, I'm sure you can find plenty of dudes in Miami wearing something like that at night with sunglasses and black pants like this doucher: