3 Compartment Design Three perfectly portioned compartments for the bento box allows you to store different food separately theres enough room for you to separate fruits and veggies healthy snacks and dipping sauces according to your balanced diet Safe and Reusable The straw bento box is made of highquality polypropylene and wheat fiber materials which is safe and healthy Lightweight and Portable Wheat straw bento box is lightweight which can be carried easily in a backpack or lunch bag when you go out or preparing for a picnic It keeps the food fresh and you can eat healthy and delicious food even in the wild Stack UpThese meal prep containers have a stackable design with this stacking bento box that will carry your homecooked lunch salad fruit and dessert to the office perfect for storing while saving space for your place Microwave Freezer SafeTheir safe temperature range is 4 F to 248 F 20 C to 120 C which is sufficient for our daily usePlease remove the lids before heating