Cheers to elevating every elegant sip. With the included lid, the stemless wine cup keeps any cold beverage ice cold for 9+ hours - even in the sun, ice will last 9 hours or longer. Stemless wine cup maintains hot beverages for up to 3 hours. Our stemless drinkware is perfect for celebrating anytime, anywhere. Bring your favorites to the pool, the beach, the park, - wherever. They're made from super-cooling, stainless steel that's designed to last. Triple insulated. Vacuum sealed.