Features:*High-Quality Material: The foldable lunch box is made of food-grade silicone, easy to clean and nothing will stick to the silicone.*Space Saving: Simply flatten the empty container to take up very little space in your backpack or cupboard.*Microwave safe: This food-grade silicone food storage box is microwave safe. Note: Remove the lid or pull up the airs vent valves on the lid when heating.*Easy to carry: These collapsible food storage containers are lightweight and easy to carry when traveling, hiking, or carrying food on a plane.*Wide range of uses: This foldable silicone lunch box can be used for food storage, lunch boxes, picnics, travel, hiking, camping, traveling, etc. It is also great for storing dry food or wet food such as nuts, leftovers, fruits, etc.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Material: SiliconeCapacity: 350ml/500ml/800ml/1200mlSize: 350ml: Unfold: 132*97*65mm, Fold: 132*97*30mm500ml: Unfold: 160*110*65mm, Fold: 165*110*30mm800ml: Unfold: 190*121*69mm, Fold: 190*121*30mm1200ml: Unfold: 220*145*75mm,Fold: 220*145*30mm