Uniform thickness, without fuss, no fuzz , quick permeability. ASON E-glass Combo Mat :Uniform thickness, without fuss, no fuzz , quick permeability. Width (mm)Weighth(G/m2) Resin Process Loss on Ignition(%)Moisture Content(%) 250-3000 300-1250 UP,VE hand lay-up,winding 1.0-7.0 ≤0.20 ASON E-glass Combo Mat