Looking for a healthy and eco-friendly way to pack your lunch? Look no further than the Healthy Material Lunch Box! This lunch box is made of 100% brand new wheat straw material and is easy to carry. The flexible lock catch sealing design prevents leaks and makes it easy to clean. It can also be put in the microwave oven for heating. With the included insulation bag, the lunch box can keep warm for 2-3 hours. Choose from green, pink, or beige to match your style.