1The mold is used to produce PU material on air filters 2. We have wide ranges of molds and new products researched 1. The material is plastic.3. The mold is used to produce PU material on air filters .4. We have wide ranges of molds and new products researched and developed timely.5. High precision.6. Delivery timely.7. The packing is decided by buyers.our company can offer you kinds of mould . ...