double walled vacuum insulation technology maintains best food temperature, while the leak proof seal prevents spills during transport Ideal for hiking trip, lunches, or family picnics where temperature control and spill resistant portability matter most With its rusts resistant 304 stainless steel construction, offering a frees alternative for dining Crafted from 304 stainless steel, this lunch box resistance compared to standard container, ensuring without retaining odors or warping Designs for students, and outdoor travelers who prioritize food and sustainabilities in daily meal preparation