⭐UPDATES TECHNOLOGY | 12H hot / 24H cold - double walled design stainless steel, holds water for 12 hours and cold for 24 hours. No matter what the temperature of the liquid in this thermos bottle, it will never sweat or get too hot when you touch it. With an extra copper insulation layer - always the right temperature - all day long.

⭐PRECISION DOUBLE WALL TECHNOLOGY - Thanks to the highest level of accuracy, the most compact vacuum bottle. stylish & durable - elegant, minimalist design meets food-safe 18/8 stainless steel. BPA-free, phthalate-free and toxin-free stainless steel. Enjoy personalized drinks, tea, milk or coffee with this water bottle that cannot harm your health. An eco-friendly sports water bottle to keep you healthy, suitable for both children and adults.

⭐100% LEAK-PROOF AND NO CONDENSATION - Every bottle cap with a food-grade silicone ring ensures that no water leaks out. Every water bottle undergoes strict quality control before it leaves the factory to ensure no water leaks. There is an embossing around the cap that can be easily unscrewed. Kolauflasche Narrow mouth, don't worry about water leaking while drinking in the car / train / boat / bus / plane.