[99.89% Pure Titanium]Crafted from high-grade titanium, this water bottle ensures durability and purity for your beverages. [Temperature Retention]Keeps drinks hot or cold for ≥10 hours, perfect for all-day hydration. [Flavor Preservation]The thin oxide film on the titanium surface prevents chemical reactions, maintaining the original taste of your drinks. [Temperature Display]Features a mechanical core with a probe for accurate temperature readings without needing to charge. [Easy Drinking]Press-to-drink mechanism on the lid for convenient sipping. [Lightweight Design]Approximately 45% lighter than stainless steel, ideal for travel, office, and outdoor activities. [Gift-Ready]Comes in an elegant gift box, making it a perfect present for various occasions. Specifications: Capacity: 350ml Material: 99.89% pure titanium Hot-keeping duration: ≥10 hours Dimensions: 6.5cm diameter * 18.2cm height Notes: For first-time use, rinse the cup before pouring boiling water into it. Let it sit for 5 minutes, then discard the water before use.? Cleaning Instructions: 1. For daily cleaning, wipe the inside and outside of the cup with a soft cotton cloth dampened with dish soap, then rinse thoroughly with clean water and dry. 2. For stubborn stains, soak the cup in warm water with baking soda for 2 hours or longer (the soaking time will vary depending on the severity of the stain), then rinse thoroughly with a cotton cloth dampened with dish soap.? Before drinking, please check the temperature of the beverage to avoid burns from hot drinks. Keep out of reach of children to prevent burns from hot drinks. Keep away from fire and high temperatures to avoid burns and product deformation. Do not use in a microwave or other appliance to heat the cup. Do not use while driving to avoid burns from hot drinks. When using a car cup holder, please ensure the holder is strong before use. Do not overfill the cup to avoid spills. Do not use steel wool, metal brushes, or other items to clean the cup. Do not use in a dishwasher or boil in water. Do not tip, drop, bump, or subject the cup to strong impact to avoid damage or loss of heat or cold insulation performance. Do not store the cup in the refrigerator. This product is intended for keeping drinks hot or cold. Do not use it for other purposes.