Garbage Bags For Dustbin Pack Of 35 18 X 24 Inch + Free Gift / Garbage Bag (1 Roll / 32 Bags)These are certified compostable by BPI. If you are using compostable bags for your normal, landfill bound trash (again, these will be more planet friendly in the sense that they're not made of plastic, even if they don't break down right away), If you are using Garbage bags for your normal, landfill bound trash (again, these will be more planet friendly in the sense that they're not made of plastic, even if they don't break down right away),