Duralex - Lys Square Stackable Bowl with White Lid 20-cm (8 1/8 in) Capacity 56 oz, Diameter 20 cm, Height 8.1 cm, Duralex,shock resistant tempered glass, is 2.5 times more resistant to breakage and chipping than normal glass, Can also withstand sudden thermal shock, from -4 F to 212 F Duralex glass is very hygienic. It is non-porous and does not absorb liquids, colors or flavors Dishwasher, refrigerator and microwave safe. Products maintain the original look for years. Made in France.