Known as the "original French tumblers", the tempered Le Picardie glasses are functional and stylish - they feel extremely comfortable in your hand. Named after the Picardie province in northern France, this region is the heartland of French gothic cathedrals. Le Picardie tempered glasses are suitable for hot or cold drinks and conveniently stackable. Microwave and dishwasher safe, impact and chip resistant, extremely durable and the perfect weight. They're the ideal way to elevate your drinking experience. Named after the Picardie province, they're perfect for hot or cold drinks. Microwave and dishwasher safe, they're durable and the right weight. Dimensions: 3.1" x 3.25" Capacity: 8 3/8 oz (25 cl) Duralex glasses and bowls are made of tempered glass, which is 2.5 times stronger than regular glass. This means that if they are broken by strong impact, they will shatter into small pieces, minimizing the risk of injury. Additionally, the nonporous material does not absorb liquids. For easy and space-saving storage, the Duralex glasses and bowls are stackable. You can safely use them in the microwave and dishwasher, making them incredibly convenient to use.