Plant starch cutlery is a natural alternative for styrofoam and plastics cutlery ,It contains 70% renewable plant starch which greatly reduce the use of oil and enhance biodegradability without compromising recyclability . We sincerely remind that the cutlery is not compostable.If you need compostable cutlery, you can view GreenWorks CPLA series cutlery. We appreciate your concerns about environment GreenWorks is working on providing green products to our customers. We insure our customer away from pollution, away from unhealth , and away from low quality. Your satisfication is our final target,if your have any question or any suggestion, please kindly let us know, we will be pleased to answer you and help you to resolve any problem.