Lifefactory LF340101C4, Large/20 oz, Optic White Set of two 20-ounce large everyday beverage glasses with protective silicone sleeves Great indoors and outdoors--silicone sleeves provide protection and non-slip grip while keeping hand from warming contents Comfortable shape is easy to grip with a sturdy base for stability Great everyday glasses for any beverage including water, iced tea, soda, and juices Easy to clean and dishwasher safe (glass and sleeve go in the dishwasher together); made in the USA