This Set of six glasses known as the "Original French tumblers", the tempered Duralex 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.The 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.Made in France.