About This FOOD-SAFE MATERIAl: Our 6 Pack Glass Food Storage Containers are made from high-quality, BPA-free glass, ensuring that your food is stored safely without harmful chemicals. EXCELLENT AIRTIGHT SEALING & STACKABLE: Each 4 Oz food jar features a superior airtight sealing mechanism to keep your food fresh for longer and is designed to be stackable for efficient storage in your kitchen. SAFE FOR FRIDGE & MICROWAVE OVEN & DISHWASHER: These versatile food jars are microwave, dishwasher, and freezer safe, making meal prep and cleanup effortless while keeping your meals convenient and accessible. 4OZ REGULAR CAPACITY WITH SCALE MARKS: The 4 oz capacity of each container is perfect for portioning your meals, and the scale marks on the side allow you to measure ingredients accurately. MARKABLE FOR VERSATILE USES: Our reusable food containers can be easily marked with dates or contents, providing you the flexibility to use them for a variety of purposes beyond just food storage. Overview Brand : YUNCANG Color : transparent Material Feature : BPA Free, Dishwasher Safe, Food Grade, Freezer Safe, Microwave Safe Capacity : 118 Milliliters Container Shape : Rectangular