19 OZ. Hasin Stainless Steel Travel Mug is made of food-grade and BPA free stainless steel. Double wall vacuum insulated design can keep your drinks hot for up to 4 hours and cold for up to 8 hours. Include a black clip lid with firm seal for spill-prevention. Large capacity coffee mug is perfect for your journey and travels. Rush 3 days available with rush charge upon request. Imprint drinkware only can be handwash. BPA FREE, FDA certified