Founded in 1939, Duralex has been manufacturing tempered glassware and tabletop products for over 80 years in La Chappelle-Saint-Mesmin in the very heart of France. Since 1939, when Duralex invented the glass tempering process, the name Duralex has been associated with toughened glassware, utilizing their proprietary process. The Wave glass is functional yet stylish and feels extremely comfortable in the hand. The tempered glasses are equally suitable for cold or hot drinks, conveniently stackable, microwave, freezer and dishwasher-safe, impact and chip resistant, and the perfect weight. With the help of continuous investments and commitment to quality, Duralex has reached a level of excellence that makes its products recognized throughout the world. Duralex is and will always remain a true French manufacturer of glassware and tabletop products, and is the only glass manufacturer that makes 100% of their products in France. Wave-Made in France by Duralex, these chip-resistant glasses are 100% tempered glass, which is thermal and shock resistant. Great for indoor, outdoor, and commercial use. Round bodied with elegantly curved lines.