Experience the ultimate in beverage enjoyment with our Forma 15-ounce Glass Travel Mugs. Featuring a double wall design, these to go coffee cups offer exceptional temperature retention, keeping your favorite drinks hot or cold for extended periods. Crafted from robust borosilicate glass, these reusable coffee cups are break-resistant and ensure long-lasting use. With the ability to withstand sudden temperature changes from -40F to 300F, these double wall coffee mugs offer unparalleled versatility. These coffee tumblers have a hand-blown glass design and enhance the elegance of your beverages, allowing you to appreciate their color and texture. With meticulous craftsmanship, the silicone lids on these clear coffee mugs form a snug seal, ensuring your beverage stays securely in place during your commute to work or school. These coffee cup lids feature a movable buckle that provides a secure closure, offering you peace of mind against spills and leaks wherever your day leads. To enhance your drinking experience, these mug lids have a raised spout for seamless sipping. The elegant gray finish of these coffee mug lids adds a touch of sophistication to your daily beverage routine, effortlessly blending style with functionality. These glass travel mugs are microwave and oven-safe, offering versatile heating options. To quickly chill your beverage, these glass coffee mugs are freezer-safe. To make your post-drinking cleanup a breeze, these travel coffee cups are dishwasher-safe and ideal for your hectic lifestyle. These travel mugs measure 3.25 inches in diameter by 6.75 inches in height and can hold up to 15 ounces. Sold in a 10 count box.