... 4m,6m etc.StyleSewing or heat weldingReinforced With pp rope and mettalic grommets every 3inch or 1mFeaturesWaterproof, dustproof, fireproof, mildew ... proof, durable, and high tear strength.Usage All purpose cover,industrial cover agricultural ... waterproof uv resistant hdpe sheet (high density polyethylene ) for rain cover sun shelter