Murano glassHandmadeMoulded glass footContrast-colored rimSet of 4Hand washing is recommended with non-aggressive detergents to maintain your Perfetto Wine Glasses. Please refrain from using abrasive sponges.100% Made in ItalyComposition:100% GlassHand washing is recommended with non-aggressive detergents to maintain your wine glasses. Please refrain from using abrasive sponges.