Flexible Plastic Pouches Market Size and Forecasts (2021 - 2031), Global and Regional Share, Trends, and Growth Opportunity Analysis Report Coverage: By Material (Polyethylene, Polypropylene, Others); Type (Flat Pouches, Stand-up Pouches); Application (Food and Beverages, Personal Care and Home Care, Health Care, Others) , and Geography (North America, Europe, Asia Pacific, and South and Central America)