The product is a set of four Libbey Bravura Swerve Cobalt Blue Curved Stem Martini Glasses. These vintage-style stemmed glasses are perfect for all occasions, with a retro design and modern blue color. Made of normal glass and hand wash only, they are perfect for serving cold beverages in a 6.75 oz size. The set includes four martini glasses, each with a height of 6.5 inches, and is a part of the Libbey franchise, originating from the United States. Ideal for barware enthusiasts and collectors alike, these glasses add a touch of elegance to any home or collection.