Cold cups are great for your fountain drinks Ideal for serving cold drinks. Eco-friendly Durable Renewable Strong ASTM compliant BPI Certified Compostable - certified by the Biodegradable Products Institute (BPI) to be compostable in commercial compost facilities (where facilities exist). Product Content Contains Compostable Material - made from materials that can quickly break down in commercial composting facilities (where facilities exist) to help reduce waste while creating usable organic matter.