A water- and oil-repellent composition comprising (A) at least one species selected from the group consisting of a homopolymer and a copolymer of perfluoroalkyl group containing acrylate, a homopolymer and a copolymer of perfluoroalkyl group containing methacrylate, a copolymer of said acrylate or methacrylate and other monomer copolymerizable therewith provided that said monomer cannot be said ac