Haers - 17OZ(Silver) Double Stainless Steel, Vaccum Insulated Thermal Travel Mug Food grade stainless steel 18/8 & 304 construction both inside and outside Food grade PP materials for insulating parts, BPA-free, Hand-wash recommended Double wall vacuum insulation keeps beverages hot or cold for 6 hours & Sweat Free Stainless steel lid can also be used as serving cup. Easy to clean and carry. Sleek and Anti-leak design