MARIBUMI STARCHTECH's 100% Biodegradable Resin technology uses 55% starch(Tapioca),refined glycerine,polyvinly alcohol and special additive in its manufacturer.Starch is typically plasticized,restructured,and/blended with others material to form useful mechanical properties for various uses.Currently MARIBUMI STARCHTECH 100% biodegradable Resin is suitable for the manufacturing of trash Bags, Bin Liners, Supermarket Carry Bags,Merchandise Bags and etc.The End Products will biodegrade 60%-90% within 180 days or longer depending on the condition (e.g whether in a landfill, industrial composting site,etc)Our Product totally free from PLASTIC and we carry our product name as ZERO-PLASTIC.