Luciano High Borosilicate Square Glass Storage Container with easy snap lid This container volume is 520ml and its dimensions are 13x13x5.6cm This Glass Containers is made of High Borosilicate Glass, which means it can be used in the oven, on gas, in microwave, as well as put in the freezer. It is also dishwasher safe. These containers are thus extremely useful because they can be used to cook, and then to store the remaining items in the fridge or in the freezer. The covers are made of colorful Easy Snap Lids. Other Square Glass Containers Sizes of the same type are 800ml and 1200ml These glass containers are made in China in Luciano Glass Factories. The Lids are bought from a high reliable plastic supplier and guaranteed for safety.