The Libbey 15769 12 oz Double Old Fashioned Glass is a staple for commercial kitchens and bars, designed to withstand the demands of daily beverage service while maintaining clarity and functionality. Crafted from durable DuraTuff® glass, this double old fashioned glass reduces premature breakage, lowering replacement costs for high-volume establishments. Its thin sham design provides superior thermal shock resistance, making it ideal for serving spirits and cocktails over ice without the risk of cracking. The stackable shelf design maximizes storage efficiency, while the transparent material ensures visibility of the fill line, helping staff monitor beverage levels with precision. Whether you're outfitting a bustling bar or a fine dining restaurant, this glass combines durability, functionality, and style, making it a must-have for any commercial operation.