Care Instructions: Close the lid and cap tightly, with the silicone rings attached correctly, to prevent spills or leakage when carrying. Keep the product upright and ensure the cap is tightly closed to prevent accidental spills or leakage.
Keep drinks hot (69℃/156℉) for 6 hours. Keep drinks cold (7℃/45℉) for 6 hours. For maximum insulation efficiency, preheat or precool the tumbler prior to use by filling in a bit of hot/cold water for 1-2 mins. This is a tumbler for beverage. Do not use in a microwave, oven, or dishwasher. ay cause breakage or leakage.
Be careful when drinking hot beverages. Even if the tumbler surface is cool, the drink may still be hot. Do not leave the product under high temperature such as in a car. Do not leave the product with beverage inside for long time as it may spoil or cause rust on tumbler.
Immediately wash and dry well after use, then store it away from other metals to prevent rust. Do not leave it in soaking water as it may rust or break. Do not use abrasive cleansers, steel woolk and chlorine bleach as it may cause rust. When rust spots are found inside the tumbler, add warm water and citric acid in ratio of 10:1, wash with soft sponge after leaving it for 2-3 hours, and rinse well.