Anchor Hocking 4-Cup Round Food Storage Containers with Red TrueSeal Airtight Lids, Set of 4 Set of 4 round food storage containers with TrueSeal lids; glass made in the USA Over-molded design keeps food and bacteria from getting stuck in lid Glass container is dishwasher safe; lid is BPA-free and top rack dishwasher safe Tempered glass for superior durability is freezer, microwave and oven safe (up to 425 degrees Fahrenheit) - lids are not oven safe Set contains: 4 lids and 4 4-cup glass containers (12pc. total)