A water based formulation for effecively treating cellulosic and natural / mixture fibres and fabrics which are wet cleanable and absorbant. Prevents flame spread and eliminate after glow. The formulation has been approved to pass BS 7177 1996, BS 5867, BS 5867 part 2 1980 (1993), BS 5852 1990, BS 5438 1976 (1989), BSEN ISO 6940/6941/532 1995 and BS 476 part 7 1997.