Product Description: Quantity: you will receive 4 pcs collapsible food containers with lids. Combination food storage containers : come with 4-size collapsible containers with the capacity of 12 oz, 17 oz, 27 oz and 40.6 oz. You can store fruits, vegetables,lunch in the RV and refrigerator. Safe and Sturdy: these collapsible storage containers are made of food-grade silicone. temperature is rank from -4°F to 428°F (-20°C to 220°C) . Not only are they microwave and freezer safe, but also dishwasher safe. PLEASE do not heat the lids in the microwave oven. Collapsible and Save Space: these collapsible food storage containers bring you a lot of convenience and can save more space for your travel trailer and kitchen. Wide Application: these collapsible storage containers can be used to store fruits, vegetables and lunch. Perfect must haves for traveling, camping, hiking, also served as lunch box for office.