LID PLA - 4 to 9oz Cold Cups and 2oz Flat Portion Cup , Flat, No Straw Hole, Clear - Pack of 50
Also available as a case of 1000, SKU: CPL-CS-9F. World Centric®; compostable 4-9 oz flat cold cup lids with no straw hole are made from PLA, (polymer made from plants). They are suitable for cold liquids, and freezer safe. Not microwavable. PLA products should be stored in a cool place below 110° F and out of direct sunlight. These are certified compostable in a commercial facility, which may not exist in your area.