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LED Vacuum Flask Premium Travel Coffee Bottles Stainless Thermos Tumbler Cups Vacuum Flask thermo Water Bottle Tea Mug Thermo cup Feature: Color: Red, Black, Pink, Silver Style: Cylinder cup Features: Smart chip, no need charge, no battery needed Material: Food Grade Austenitic 304 Stainless Steel Seal: Food Grade Silicone Capacity: 500ml *Insulation and anti-scalding *Insulation and ice protection --Double-layer stainless steel is more insulated than ordinary cups --Double stainless steel upgrade vacuum insulation ice protection --Insulation is more than 4 hours longer than ordinary cups --Vacuum insulation, ice protection, real anti-scalding, hot drinks, cold drinks --Double-layer positive 304 medical stainless steel liner food-grade safe and healthy --Insulation, cold preservation, leak-proof design --Capacity, this is a combination of coffee, milk tea, tea and other brewing needs. Six methods of removing odors: 1. Pour hot water into the cup, add baking soda, shake it, drop it after a few minutes, and remove the odor. 2. Toothpaste can not only remove the odor of the teeth, but also remove the smell in the cup. Wash the cup with toothpaste, and the smell will disappear immediately. 3. Prepare salt water, pour it into a teacup, shake it and place it for a while, then pour it out and rinse it with clean water. 4. Tea cups can be boiled in tea for 5 minutes, then washed with clean water and dried, no odor. 5. Pour half a cup of warm water into the cup, then pour a few spoons of milk into it, shake it gently, and then pour it out after a few minutes. Rinse with clean water. Package include: 1pcs Insulation Vacuum Flask Bottle Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback, if the products have some problems. Thanks for your understandings.