Sports bottle The stainless steel vacuum flask is made of double-layer stainless steel inside and outside. The inner tank and the outer shell are combined by welding technology, and then the air in the interlayer between the inner tank and the outer shell is drawn out by vacuum technology to achieve the effect of vacuum
Check the tightness After adding water to the cup, tighten the lid in a clockwise direction, place the cup flat on the table, and there should be no water leakage. The screwing of the lid and the mouth of the cup should be flexible and there should be no gap.
Newly bought water cups and kettles will have the smell of food grade PP plastic due to the plastic mold opening at the factory. This is a normal new product smell. You can use the following methods to remove the smell the first time you use it. Boiled water deodorization method Clean the inside