Glasslock's range of everyday glass food storage containers are perfect for everyday use and are conveniently fridge, freezer, dishwasher, and microwave safe. Made from high-quality non-toxic BPA-free glass, each container features an airtight and leak-proof lid. You can easily identify the contents of the container thanks to its transparent and clear glass design. This oven-proof baking set is highly versatile and is ideal for heating or cooking in the microwave or oven (230 degrees Celcius), serving, and storing in the fridge or freezer.