Elevate your beverage experience with our Forma Professional 11.8-ounce Glass Travel Mugs. These travel mugs feature a double-wall design for excellent temperature retention. Made from borosilicate glass, these reusable coffee cups resist breakage and ensure durability. Able to handle temperature changes from -40F to 300F, these double wall coffee mugs offer great versatility. Each coffee tumbler has a hand-blown glass design for an elegant look. Crafted for precision, the silicone lids of these clear coffee mugs create a tight seal. A practical movable buckle on these hot cup lids ensures secure closure. For smooth sipping, the lids feature a raised spout. To heat drinks easily, these glass coffee mugs are microwave- and oven-safe. These to go coffee cups are also freezer-safe for fast chilling. For simple cleanup, these travel coffee cups are dishwasher-safe. Measuring 3.3 inches in diameter by 5.5 inches in height, these glass tumblers hold 11.8 ounces. Sold in a 10 count box.