BPA-Free PP Material: Made of food-grade PP material, suitable for microwave (without lid), freezer and dishwasher. Note: lid and cutlery of the lunch boxes are not microwave/dishwasher safe and that all parts are not suitable for the oven 1400ML Large Capacity: The adult lunch box with 2-layer and 4- compartments(upper layer is 1 compartment-650ml,the bottom is 3 compartment-750ml). This Bento Box features a versatile two-in-one design, allowing it to be used as a single layer (750ml) or a double layer (1400ml) Leakproof Design: Each layer is separated by individual sealer lids to better preserve the original taste of the food. It is recommended to open the ventilation valve before removing the divider to reduce the air pressure difference between the inside and outside of the container, making it easier to open Portable and Easy to Clean: It is easy to clean by hand or dishwasher, but the cover lid is recommended to hand washing to avoid scratches. microwave-safe range (≤212°F for 2-4 minutes. )NOTE: Lids cannot be placed in the microwave Wide Use: Can put in pasta, chicken, salad, sandwiches, fruits, snacks, sushi into bento box,perfect for kids' school lunches, and adults' meals on the go as work, exercising, camping, and traveling