Bossa Ticaret ve Sanayi Isletmeleri TAS engages in the manufacture, sale, and export of denim textile. It offers various denim fabrics for fashion and clothing industries. The company was founded by Aysel Bosna, Esrefe Bosna, Haci Mehmet Sabanci, Ihsan Sabanci, and Kemal Pekün on March 25, 1951 and is headquartered in Sariçam, Turkey.