PLA Clear Compostable Clear Plastic Cups https://www.shenglinpla.com/product/compostable-cold-cups/pla-clear-cold-cups92-series/ PLA is a biodegradable and compostable thermoplastic polymer made from renewable resources such as corn starch, sugarcane, or other plant-based materials.One of the benefits of using PLA cups is that they are eco-friendly and a sustainable alternative to traditional plastic cups, which can take hundreds of years to decompose.