This set of 8 glass storage containers includes rectangular sizes (35.1OZ, 21.6OZ, 12.5OZ, 6.8OZ) and square sizes (27.1OZ, 17.6OZ, 10.8OZ, 5OZ), catering to all your storage needs. They are perfect for outdoor activities, picnics, barbecues, and leftovers. The airtight and leak-proof design features removable rubber seals to prevent any leaks or spills, keeping your food fresh. These containers are an excellent choice for meal prep at home or for taking to work, school, or the gym, promoting a healthy lifestyle. Made from high-quality glass, these meal prep containers can withstand temperatures from -4°F to 752°F (-20°C to 400°C) and are safe for use in ovens, microwaves, dishwashers, and refrigerators (Note: remove the lid before placing in the microwave/oven). The stackable design allows for efficient space-saving in your fridge or cabinets, and the transparent glass makes it easy to identify contents for better organization. When not in use, they can be stacked together to save space. These durable glass containers are safe for storing food, making them suitable for fruits, vegetables, salads, grains, meals, meats, pasta, and soups.