Food Grade Material The BPA Free thermal lunch box is made of food grade 188 stainless steel internal layer PU material insulation middle layer and High Quality plastic PP external shell with insulation bag Insulated Bag Our durable insulated bag keeps your food fresh and at the perfect temperature until its time to eat Leakproof Containers Say goodbye to messy spills Our leakproof dishwasher safe containers are designed to keep your food secure during transport whether its soup salad or your favorite lunch Versatile and Stylish Whether you prefer a hot meal or a cold salad our containers are versatile enough to accommodate all your favorite dishes separately Package Contents 2 Round tiffin box 1 Insulated Bag