Tumbler from the Primary collection by Chef & Sommelier. On your table, the tumblers from the Primary collection impose their timeless charm in the service of water and soft drinks. They can also become verrines for your sweet and savory creations. To be matched with our other glass collections. Chef & Sommelier is a French brand born from the glassmaking group Arc International. Known for its expertise in the oenological field, the brand collaborates with experts to develop refined collections of glasses and accessories.