Safe and Durable Material: Food containers with lids airtight are made of polypropylene material, free and reusable. Our food storage containers can be stored in the refrigerator, heated in the microwave, and washed in the dishwasher. Remove the lid while heating to avoid buildup. Stackable and Space-Saving Design: The meal prep container are designed to be stacked continuously and come with reusable labels and markers. This kitchen organization will free up space in your pantry and kitchen, and keep your kitchen tidy and organized. Leak-Proof and Keep : Our food storage containers are equipped with high quality silicone seals and 4 reinforced latches to air and water tightness between the container and the lid. Food storage containers with lids airtight can keep your food and intact, preventing spills and leakage of food smell. Convenient and : Perfect for storing leftovers, fruits, vegetables, cooked meals, dry food and even . These containers for food are and easy to carry anywhere, perfect for workers, students and travelers. It will be great choices for taking their lunch or food to , school or . Customer Satisfaction : We are committed to providing our customers with satisfactory after-sales service. If you have any questions or dissatisfaction with our airtight food storage containers, please contact us immediately, and we will provide you with satisfactory service. Colour:White Black Material:PP Size:350ml:11x 11x 5.5cm, 550ml:12.5x12.5x6cm, 700ml:14.5x14.5x6.5cm, 840ml:17.5x12x6.5cm, 1000ml:19.5x13x6.8cm Package Contents: 16 * crisper (4 * 350ml+3 * 550ml+3 * 700ml+3 * 840ml+3 * 1000ml) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.