9 oz. "Greenware" Eco-Friendly Budget Priced Soft-Sided Plastic Party Cup. Made in USA from "NatureWorks" PLA Resin which is derived from plants instead of oil. This material literally comes from the ground and returns to the ground when composted. Shatterproof & BPA free. One color, one location silk-screened imprint is included. Available only in case packing. Optional flat straw-slot lids available on select sizes.