Premium Stainless Steel Vacuum Insulated Wine Glass - 350ml Double Wall Tumbler for Hot & Cold Drinks, Beer, Cocktails - Leakproof, Anti-Scalding Design for Home, Office, Parties & Outdoor Use (Black)

Extra sealed and the lid cover provide maximum splash-proof capability,double-wall vacuum insulation design could be good at keeping your drinks warm or cold for several hours.Capacity: 280ml,350ml.The manner and the steps for the container isolated in a stainless steel vacuum to obtain the best thermal insulation effect are as follows:1. Preheat or precool the collection container with hot or cold water.2. Let stand for 5 minutes.3. Fill your hot drinks / favorite or food immediately after draining cold.If the vacuum container accidentally fell, it can affect the heat preservation function.Daily cleaning and maintenanceIf the spots appear inside the container, use a mixture of two teaspoons baking soda and hot water for one hour, open the lid and the cap to keep it open, then rinse thoroughly.For stubborn stains, fill with hot water and sodium hydroxide solution overnight, open the lid and cap to keep it open, then rinse thoroughly, soaking will stay produce excellent results.Do not use bleaching products or chlorine for cleaning.Do not use a wire brush or a clean polished.Packing List: a vacuum cup.

Vacuum Insulatedexterior of the inner wall,n the vacuum sealed area,is coated in a thin layer of copper for added insulation.

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Capacity 280ml,350ml.

Vacuum insulation single rocker arms are double-walled, vacuum insulated, keeping your favorite hot or cold beverage for hours.

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