Product Description:inherenty fire flame retardant 100% polyester blackout fabric,250gsm,150cm and 300cm,it pass US NFPA701,BS 5438,BS 5867,DIN 4102,FrenchM1 andso on.
Product Feature: inherenty flame retardant,no innocuous, low release of smoke and no erosion,washed over 50 times,100% blackout,good handfeel same as common materials