Haers - 25OZ(Silver) Double-Walled Stainless Steel, Vacuum Insulated Thermal Food Container, Warm Lunch On-the-Go 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 Easy to clean and carry.Enjoy your fresh food anywhere. Sleek and Anti-leak design.Stainless steel lid can also be used as serving cup.