Heat-Resistant Glass Airtight Food Storage Containers Pack & Range Dishwasher Safe 8-Piece Set Rectangular Gray Product Dimensions: 34.2 cm Length x 22.7 cm Width x 15.9 cm Height [Storage Container Set] 8-piece set (S size x 4, L size x 4). S size containers are packed inside the L size containers. Specifications: Heat resistance: Lid 120 degrees Celsius, Glass 500 degrees Celsius / Cold resistance: -40 degrees Celsius / Glass material: Durable borosilicate glass / Lid material: Polypropylene / Packing: Silicone. [Microwave Safe] These storage containers are compatible with microwave ovens, ovens, freezers, boiling water, and dishwashers. (Remove the lid before using in the microwave or oven.) You can warm refrigerated or frozen food and serve it directly at the table. [Airtight] These storage containers have an airtight structure with a 4-point locking system and a silicone packing, ensuring a secure seal. The 180° rotatable lid is highly durable! You can store food containing liquids and move them without worrying about leaks and keeping your refrigerator clean, ensuring hygienic use. [High-Quality Heat-Resistant Glass] These storage containers are made of thick glass and have a simple design that allows you to serve food directly at the table. You can store foods with strong odors or colors, such as curry and kimchi, without worry. The ability to use them cleanly for a long time is a major advantage of glass. [Easy to Clean] These containers can be nested for compact storage, and the lids can also be put in the dishwasher, making them easy to clean. They also have the advantage that "heat-resistant glass has no leaching, so it can be used safely for children."