Food-grade material: This collapsible bowl is made of reusable high-quality PP and TPR, strong and heat-resistant, and can be put in the microwave, refrigerator and dishwasher. You will get three different sizes of Camping bowls diameter: 12cm, 15cm, 19cm, folded heights: 2.4cm, 3.5cm, 3.7cm, very convenient for storing food or for camping, hiking, travel, school, work, etc . Sealing: Not only is it microwaveable, it also withstands low and high temperatures in extreme weather. The snaps on the lid create an airtight vacuum seal, keeping your food safer and fresher. Space Saving: Collapsible travel camping bowl, you can put it in your backpack, car, bag or any small space or fold without worrying about it being broken. Wide Application: Folding trays can be used to store snacks, fruits, vegetables, dried fruits, biscuits, candy, etc. Its a great tool for camping trips, hikes, travel, lunches and picnics.