SAFE MATERIAL REUSABLE- -4 compartment snack bento box is made and BPA-free wheat straw material that can be used multiple times, please use our wheat straw snack containers instead of disposable snack containers to protect the environment.(Recommended age 5 years and above)4 COMPARTMENT SNACK CONTAINER- -4 perfectly divided compartments make it easy to pack a variety of snacks and fruits. Each compartment can hold 5.8oz of food, perfect for portion control and satisfying any size appetite from kids to adults.EASY-OPEN LID- -Sealed Snack Bento Box. Designed with a child-friendly lid that can be firmly fixed. Even if the lid is tightly closed, toddlers can open or close the lid easily. Easy to use (not suitable for liquids)LIGHTWEIGHT STACKABLE- -It is lighter than other bento boxes and can easily fit in a backpack or lunch bag. It can be stacked and saves space. It can be easily stacked in the fridge and cabinets without taking up too much space. Great choice for adults or kids for work, school, and travel.Microwave, Freezer Dishwasher Safe- -Suitable for microwave, refrigerator and dishwasher. Each set includes 4 different colored snack containers that are easy to distinguish. These snack containers are used in the kitchen, on the go, in the office, or just for storage.