BPA free Plastic 【Leak-Proof & Durable Construction】- Advance meal prepare, diet portion control, healthy nutritious meals and to-go meals are super convenient to prepare in these durable food containers. The hard-plastic construction will ensure no cracks or breaking along the way. The leak proof lids will tightly seal the containers, preventing any annoying leaks or spills in your bag or freezer. 【Safety & Healthy】- The meal planning containers are made from BPA-free materials, No strange smell when they are heated. 【Reusable & Durable】- The reusable lunch containers are very sturdy, they can last for a long time, can be used many times. 【Easy to Use】- The food containers are freezer containers, also for Household dishwasher. 【Suitable Size】- The bento box containers are containers for meal preparing. The size suitable for food control and take-out. Volume: 26oz/750ML. Package included: 50 bottoms and 50 lids. BPA free Plastic Leak-Proof & Durable Construction - Advance meal prepare, diet portion control, healthy nutritious meals and to-go meals are super convenient to prepare in these durable food containers. The hard-plastic construction will ensure no cracks or breaking along the way. The leak proof lids will tightly seal the containers, preventing any annoying leaks or spills in your bag or freezer. Safety & Healthy - The meal planning containers are made from BPA-free materials, No strange smell when they are heated. Reusable & Durable - The reusable lunch containers are very sturdy, they can last for a long time, can be used many times. Easy to Use - The food containers are freezer containers, also for Household dishwasher.