Sip your whiskey at the ideal chilled temperature with the Aged & Ore Duo Double Walled Whiskey Glass. Using unique vacuum insulation, this glass keeps your whiskey at the right temperature for hours at a time. Made with hand-blown borosilicate glass, the lightweight Duo Glass is comfortable to hold or carry. Additionally, the unique bell shape offers better ethanol aeration and aromatics than traditional nosing glasses or low ball glasses. Likewise, it makes your alcohol of choice taste smoother while making it easier to express its delicate flavor profiles. Complete with patented integrated measuring lines, the glass offers eight lines to match each ounce of beverage. With the Aged & Ore Duo Double Walled Whiskey Glass, you can easily make and enjoy your favorite drink every time.