A. Safe and reusable materials - This four-compartment snack lunch box is made of BPA-free wheat straw materials and can be used multiple times. Consider using our wheat straw snack containers instead of disposable ones to help protect the environment. (Recommended for ages 5 and above) B. Four-compartment snack container - Four separated compartments are convenient for packing various snacks and fruits. Each compartment can hold about 5.8 ounces of food, which is suitable for portion control and can meet the needs of different appetites from children to adults. C. Easy-to-open lid - Seals the snack lunch box. It is designed with a child-friendly lid that can be firmly fixed. Even when the lid is tightly closed, young children can relatively easily open or close it, which is quite convenient to use. (Not suitable for liquids) D. Lightweight and stackable - It is lighter than some other lunch boxes and can be easily packed into a backpack or lunch bag. It can be stacked to save space. It can be easily stacked in the refrigerator and cabinets without taking up too much space. It is a good choice for adults/children going to work, school, and traveling. E. Can be used in the microwave, refrigerator, and dishwasher - It is suitable for use in the microwave, refrigerator, and dishwasher. Each set includes four snack containers in different colors for easy identification. These snack containers can be used in the kitchen, carried when going out, used in the office, or simply for storage.