Boundless Voyage Titanium Water Bottle, Vacuum Insulated, Double-Walled, Pure Titanium, 800ml Capacity, Ultra-Lightweight, Durable, Rust-Resistant,

[Product Details]: Material: Body - 99.8% titanium, Inner stopper and lid - silicone and polypropylene; Capacity (approx.): 800ml; Weight (approx.): 361g; Size: Height 293mm x Body Diameter 78.5mm, Mouth Diameter: 56mm. [Lightweight and Strong Titanium]: Known as a body-friendly metal, titanium is lightweight, strong, and corrosion-resistant. Furthermore, its surface oxide layer is less likely to react with substances in food and has no metallic odor that could impair the flavor. [High Airtightness]: This direct-drinking portable mug is convenient; simply open the lid for easy drinking. Its durability makes it ideal for outdoor activities and leisure activities. The leak-proof design allows for safe transport in a bag. [Vacuum Insulation]: The double-walled vacuum insulation creates a vacuum between the outer and inner walls, providing excellent insulation and maintaining the temperature of the contents. It also prevents condensation, making it ideal for carrying in a bag or placing on a desk, preventing moisture from getting into the surrounding area. [Excellent heat and cold retention]: Heat retention: When placed in a room with a temperature of approximately 26°C and filled with a 100°C drink, it will be kept at 79°C after 4 hours and 68°C after 8 hours. Cooling: When placed in a room with a temperature of approximately 26°C and filled with a 0°C drink, it will be kept at approximately 0°C after 4 hours and at approximately 10°C after 8 hours. This is a must-have item for anyone who loves the outdoors.