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The main reason for polypropylene is that PP material is one of the lightest plastic varieties, with a density of only 0.89--0.91g/cm3,

soft clear pvc sheet, It is a high-quality plastic material with a smooth, bright and transparent surface, no cracks and bubbles

top leader plastic, pharma pvc film ,The color is transparent and consistent, and no cracks, scars, uneven wrinkles, perforations, precipitation, missing edges, or oil stains are allowed. The rolling is smooth, the edges are neatly cut, and the elasticity is consistent.