This container set is microwave safe offering heat resistance up to 400 degrees (not including lid) and freezer safe for your long-term storage needs. After use, the containers can easily be washed and cleaned.They are dishwasher friendly too (Please note: the lid should be hand washed separately).Glass containers are made from 100% BPA free material with high-quality borosilicate glass with a natural bamboo lid. These glass containers keep your solid and liquid food, leak-proof so now you can transport those containers tension-free. The airtight and watertight seal will keep the food fresh as ever. The transparent containers will make it easier to see what’s inside, without having to open the containers.Cook and store your food in these containers and take them with you wherever you go. These containers are small in size and ideal to be carried around. Whether it is your office lunch, your school lunch or your picnic, these containers are ideal for you to carry your food with eas