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. 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. Cools 2x longer than plastic. Easy-grip flat sides. Non-slip bottom. BPA free. PVC Free Product. One-piece retail gift box included (3.5" L x 4.875" H x 3.5: W). 12-oz. capacity.