Water Bottle - 0292844Product Description : Temperature preservation both hot and cold. Double vacuum design, plastic inner lid and antibacterial silicone. Bottle material: stainless steel Effective locking lid. Insulation performance: room temperature 22 C filled with boiled water 95 C in 6 hours, the water temperature will remain above 45 C How to use: Clean the inside and outside of the cup with detergent before use, and turn the lid clockwise after use to prevent