27 OZ. Forval Stainless Steel Travel Mug is made of food-grade and BPA free Stainless Steel with luminous iridescent full wrap design. Double wall vacuum insulated can keep your drinks hot for up to 4 hours and cold for up to 8 hours. Black EVA bottom pad can prevent sliding on the table and clear push lid makes it easier to drink. Large capacity coffee mug is perfect for your journey and travels. Rush 3 days available with rush charge upon request. BPA FREE, FDA certified