Microwave Oven Safe Borosilicate Glass bowl with airtight Lid , Transparent Storage Containers are Leak Proof, Microwavable, Easy to Clean. Material-Glass Heat resistant up to 300 degrees Celsius Air-tight and liquid-tight containers, Easily stackable for convenient storage, Microwave, oven, dishwasher and freezer proof Microwave, oven, dishwasher and freezer Safe proof. Fresh Storage Containers for Kitchen and daily use. These Microvan Containers are available in Round Rectangular and Square Shape With Size Variation from Small to Large for utility as per need. An Ideal Kitchen Microwave bowl for every Home.