Made entirely of NatureWorks® corn-based PLA plastic. Odorless and non-allergenic. Compatible with all Eco-Products cold cups. Renewable and Compostable Straws are the ideal finishing touch for cold beverages. Made from PLA, a plant-based plastic, these straws go perfectly with our GreenStripe™ and BlueStripe™ Cold Cups. Eco-Products Clear Wrapped Straw, 7.75", PLA.