Trevira CS is a flame-retardant polyester fiber. Trevira CS fabrics have been tested in accordance with the German DIN 4102 standard and meet the class B1 requirements for fire safety. Lepo Trevira CS Collection Heina Trevira CS Collection Kaivo Trevira CS Collection Pieni Unikko Trevira CS Collection Unikko Trevira CS Collection Tuuli Trevira CS 190 Black/White Frekvenssi Trevira CS Collection Hetkia/Moments Trevira CS 191 White/Black Matkalla Maalle Trevira CS Collection