This travel tumbler is durable and not easy to scratched. Our tumblers are powder coated for a Long-lasting finish, scratch resistant, no temperature transfer, safe and easy to clean over time. The tumbler has a wide mouth for easy cleaning and filling ice cubes. The tumbler with handle and straw features triple layer, double wall vacuum insulation technology, keeping your drinks at the perfect temperature, all day long. Whether you are at the office, on the road, or on a camping trip, and traveling, this durable tumbler is designed to keep your coffee hot Drinks or your water ice-cold all day long.