Little ck is a Singapore brand Charles &；; The abbreviation of Keith, ck refers to CalvinKlein.

Little CK is a brand founded in Singapore, focusing on the Asian market, mainly selling women's shoes, bags and handbags. CalvinKlein is the largest designer brand in America, which is higher-end and more expensive.

CalvinKlein is a clothing brand named after its founder and a global fashion lifestyle brand. CalvinKlein has four brands: CKCalvinKlein (high-end ready-to-wear), CalvinKleinJeans (denim fashion), Calvin Klein Inn (underwear) and CalvinKleinPerformance (fashion sports). In addition, they also sell products such as perfume, watch jewelry, glasses, pajamas, swimsuits, socks, shoes and household items.