Plant Starch Knives are a great alternative to petro-based plastic cutlery. Plant Starch Knives are excellent for hot foods with a heat tolerance up to 200° F. Reinforced handles provide extra strength and stability. Plant Starch Cutlery is made with 70% renewable materials. Compared to traditional cutlery made from 100% virgin plastics, this cutlery is a more sustainable choice. Plant Starch Cutlery is not compostable.