For 85+ years, Tweeten Fibre Co. has been the trusted name in billiards. Based in Chicago, Illinois, Tweeten is the only US producer of billiard chalk and glue leather, and their brand names "Master", "Elk-Master", "Le Pro", and "Triangle" (standard chalk for 75+ years) are essential to the sport. With a long-standing reputation for quality, billiard players rely on Tweeten for the best in the game.