Crayola LLC, formerly Binney & Smith, is an American manufacturing company, specializing in art supplies. It is known for its brand Crayola and best known for its crayons. The company is based in Easton, Pennsylvania, and is a subsidiary of Hallmark Cards. Crayola's principal products include crayons, markers, colored pencils, and modeling clay. The company also produces Silly Putty and a line of professional art products under the Portfolio Series brand. Crayola has been a household name for generations and is a popular choice for children's art supplies. The company was founded in 1885 and has been a subsidiary of Hallmark Cards since 1984.