Multiple Sizes: This 50 piece set includes 25 containers and 25 different sized lids. Rectangular (2*80oz, 2*50.7oz, 2*33.8oz, 2*16.9oz, 2*8.1oz, 2*4.2oz); Square (1*70.4oz, 1*40.6oz, 1*23.7oz, 1*13.5oz, 1*5.7oz); Round (1*40.6oz, 1*23.7oz, 1*13.5oz, 1*5.7oz, 4*1oz) Quality Material: Food containers with lids airtight are made of food-grade material, BPA-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 steam buildup. Space-Saving Design: 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: Food storage containers are equipped with high quality silicone seals and 4 reinforced latches to ensure air and water tightness between the container and the lid. Food storage containers with lid