As revealed on Just Style, the range will include t-shirts and tank tops and hit US stores just ahead of the official launch of Sex and the City: The Movie.
The eagerly awaited film is due to open in the UK on May 28th and in the US on May 30th.
The Just Style report says that the tops use phrases like 'I'm with Mr Big' and ' I (heart) Sex and the City', together with images of Sarah Jessica Parker's character, Carrie. They will retail for around $8.98.
Last year, Steve & Barry's launched the Bitten Collection, which was created by the actress.