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Bulk Double insulated lunch box Manufacturers, Suppliers and Factory with Price list
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Product Name:Double Thermal lunch box
Applicable people: all
Material: Glass
Function: keep the drink hot and cold
Thermal insulation performance: 24 hours
Bottle type: vacuum
Shape: belly cup
Production: Vacuum flask
Brand: Keyster
Place of production: Nantong, Jiangsu, China
Instructions for use
Please thoroughly clean the inside of the container lid and the inside of the container for preheating or pre-cooling (fill hot water or cold water, cover the lid for 5~10 minutes, pour off the water in the container), and keep the heat preservation effect better. The bottle liner should avoid violent vibration, and the bottom tail pipe must not be damaged, otherwise the insulation performance will be lost.
Why choose us?
1. We are the only manufacturer in China that is still producing glass liners for insulated lunch boxes.
2. Glass material insulation thermos bottle liner is more environmentally friendly and safer than stainless steel liner, and will not decompose harmful substances.
3. The company supports customizing various types of glass liners.
4. It can provide three kinds of environmental protection grades of medium and high temperature, which meet the import standards of any country in the world.
