Leakproof Bento Box Reusable For Microwave Freezer Bento Boxes, Pink Safety material: This microwave and dishwasher safety lunch box is made of food grade, environment-friendly, BPA free PP material, which is durable, safe and non-toxic. This minimalist food container lunch box uses an airtight, leak proof sealed cover design and a 3-layer design to keep your meals fresh and tidy by preventing any spillage or smell in the bag. Moreover, because the inner surface is very smooth, the pre meal container of this lunch box is also very easy to clean. Application: This fashionable and practical lunch box container is suitable for adults, children, men, women, teenagers and students, and can be used anywhere, such as work, school, picnic, camping, etc. Note: This salad preparation container can be used in microwave oven, dishwasher and refrigerator. Before the microwave oven, please pull up the plug of the inner cover to open the air hole. Only food containers can be heated in the microwave oven. Please do not use the microwave oven to heat this lunch box for more than 3 minutes, and the top cover, inner cover and tableware are not suitable for microwave heating