response: The truth is that I don't know that. I do know that they are knitted though
original_response: Not sure, but they are knitted so I'm guessing lots of different materials can be used.
history: Cardigans make me look dapper. What I know about this garment is that it is has an association with the Roaring Twenties college culture Do you know if there are any made out of a material other than cotton?
knowledge: A cardigan is a type of knitted garment (sweater) that has an open front.