These casual stemless glasses for red wine have an incredible light-reflecting clarity-you might mistake them for true glass. Now made in the USA from an extremely durable polycarbonate, the glasses are perfect for poolside parties, picnics and barbecues. Set of six stemless wine tumblers, ideal for serving red wines outdoors and poolside. DuraClear food-grade polycarbonate won't crack, shatter, break, cloud or discolor. Glasses maintain their clarity even through regular use and washing. For cold beverages only. Dishwasher safe.