... : 9mm to 25mm F/B: black, brown, anti-slip film competitive price in construction material: 1) Film: brown color, black color, anti ... : MR, MLM ,WBP5) Thickness: 12, 15, 18, 21mm 6)Tolerance of thickness: ±0.5mm 7)Moisture: ≤12% 8)Density:500~700KG ...