Enjoy a fresh drink on the trip with this mug! Made of BPA free and lead free stainless steel material, this 20 oz. Stainless Travel Mugs are with good quality and safety guarantee. Its vacuum insulated double wall construction to retain your beverage hot up to 4 hours, cold up to 6 hours. With a black plastic lid for easy sipping. Perfect for office, gifts, travels and holidays. Imprint drinkware only can be handwash. Rush 3 days available with rush charge upon request.ash. Rush 3 days available with rush charge upon request. BPA FREE, FDA certified