The **Steelite 4939Q332 13.25oz Rock Bar Double Old Fashioned Glass** is a workhorse for busy commercial kitchens and cocktails bars, built to withstand daily wear and tear. Crafted from **tempered glass**, this durable glass is designed for high-volume use, ensuring longevity even in the most demanding environments. Its **stackable shape** allows for efficient storage, saving valuable shelf space in tight bar setups, while the **wide bowl** improves grip and visibility, reducing spills and enhancing the pouring experience. Perfect for serving **old-fashioned cocktails** or **rocks-style drinks**, this glass combines functionality with a classic design, making it a must-have for professional establishments.