Upgrade your beverage experience with our Forma Professional 13.5-ounce Glass Travel Mug. The double-wall design of this to go coffee cup offers excellent temperature retention. Made from borosilicate glass, this reusable coffee cup resists breakage and suits daily use. This double-walled mug is durable and handles sudden temperature changes from -40F to 300F. Featuring a hand-blown design, this cup adds an elegant, refined touch. The included silicone lid of this glass mug forms a secure seal to prevent spills. For smooth flow, the lid of this clear coffee mug includes a raised spout. With a silicone sleeve, this to go cup provides a firm grip and shields hands from heat. This glass cup is microwave- and oven-safe, offering versatile heating. To chill drinks, this coffee tumbler is freezer-safe. For quick cleanup, this insulated mug is dishwasher-safe. This mug measures 3.5 inches in diameter by 5.9 inches in height and holds 13.5 ounces. Sold in a 1 count box.