Made with plant-based renewable resources, Eco-Forward waxed paper cold cups provide a commercially compostable alternative. Wax coating creates firm, durable cup walls suitable for cold beverages. Cups provide a secure lid seal to prevent messy leaks while being used. ProPlanet™ Seal—This product earns Dart's ProPlanet™ Seal because it meets ASTM requirements for commercial compostability. Cup Type: Cold Cup; Interior Volume Capacity: 12 oz; Material(s): Wax-Coated Paper; Material Type: Paper.