Our clear cups are made from PLA, a plant-based plastic derived from renewable sources such as corn, cassava, sugarcane, or beets, making them environmentally friendly disposable cups. These eco cups are biodegradable in commercial facilities and produce zero waste compared to traditional plastic cups. As a plant-based and biopolymer they are commercially compostable cups that let you enjoy the convenience and reliability of disposable cups without the harmful effects of plastic. Available in a 50-pack and measuring 4.5 in. tall, with a top diameter of 3.8 in. and a base of 2.25 in. across, they are the perfect size for a can of soda or any 16 oz. cold beverage.