response: I don't have that information here right now, but it's a knitted sweater.
original_response: the cardigan is a knitted sweater, made of wool among other fabrics.
history: I wear cardigans because I look classy and cultured. Well, cardigans are mostly associated with the Roaring Twenties' college culture. That's cool, do you know when they were first made? I don't know it's origins, but it was popular in the Roaring Twenties and early 30s, as well as the 1950s, 1970s, and 1990s. Interesting, what are they usually made of?
knowledge: A cardigan is a type of knitted garment (sweater) that has an open front.