UNIQUE DOUBLE WALL MUG: Double wall glass coffee mug has a modern, sleek look and the coffee mug has a look. It features a double wall design and borosilicate insulated glass. This is the perfect gift for all tea and coffee lovers. HIGH QUALITY GLASS SET: Our tumblers are made of hard-wearing borosilicate glass, which is stronger and more durable than other glass coffee mugs. The insulation in the double wall design keeps your drink hot or cold for , while the glass remains cool to hold. KEEP YOUR HAND COOL: The advantage of using a double wall coffee mug is that it does not conduct heat, meaning the coffee or tea inside is hot. In contrast, the exterior walls will remain good for touch. These elegant transparent coffee mugs will provide a pleasing presentation, giving the illusion that the liquid inside is floating in the air. BUT STURDY: Our double wall tea cup set is light but strong and durable. It is not easy to absorb other smells, and it is easy to clean with water. This tumbler is an perfect gift choice for your loved one or someone who loves you to use every morning. Colour:Transparent Material:Glass Size:90x75mm+116x75mm+142x75mm Package Contents: 3 * Mark Cups Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.