1.100%polyester 288F micro dyed polar fleece 2.inflaming retarding Flame Retardant 3.anti-uv 4.antibiosis 5.far infrared Polyester filament polar fleece long silk generally, there can be polyester 150D96F, 150D48F, 150D144F, 150D288F, 75D72F, 75D144F, 100D144F, 100D288F so woven. The English expression (100% polyester filament polar fleece). 100% Polyester fabric