1,cotton flame retardant twill for fire work 2,weight:150-400g 3,finished by ... /40, CVC75/25 Performanceflame retardantYarn count10*10, 21*21,20*16,16*12,16*10, 7*710*10, 21*21,20*20Density80*46, 108 ... 5.good color fastness perfermance6.Shrinkage is less than ±3%7.non-poisonous to smell, safe to human body, soft and ... Canada, Australia, Southeast Asia and so on. cotton flame retardant twill for garment