1.Healthy and Safe Material: made of food-grade PP, non-toxic, Phthalate free, BPA free, great bento lunch box for outdoor, camping, work, office, school. 2. Leak-proof Design: The lid of food storage container is equipped with tight locks sealing up tighter than those with rubber rim 3. Removable Tray - Movable compartments to keep lunch items, snacks fruits separated and fresh until ready to eat. It is convenient for you to taste and mix them up as you want 4. Sacuce Container Compartment: There is a sauce container at the middle of to-go salad container for storing salad dressings, sauce, and other seasoning 5. Microwave and Dishwasher Safe : The food storage containers are microwave (Note: please open the lid) and dishwasher safe. Temperature resist from -20 centigrade- 120 centigrade. Convenient and save your precious time