Double Wall Thermo Flask

Double Wall Thermo Flask

vacuum insulated body for 12 hours HOT and 24 hours COLD
350ml, 500ml, 750ml and 1000ml capacities

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Product Details

Product Details

This flask has a top cap design that is leak tight and sealed. In addition, the material used in the production of this flask does not contain BPA, so it does not harm the human body, users can use it with confidence. In addition, the flask features a double-layer vacuum insulation that acts as a heat transfer barrier so the external temperature does not affect your favorite beverage. In the design of this flask, we also support customized services. Therefore, you can provide us with your favorite patterns and logos, we will print them with high quality printing equipment according to your needs.


1. Good surface treatment. The surface of this flask has been well treated, because the equipment we used in the production of this flask is imported from abroad, advanced polishing, painting, vacuum equipment.

2. The design of the spiral rotating cap. The lid of this flask is spiral. The purpose of this design is to allow the user to easily drink water and to effectively prevent water leakage and provide a good seal to ensure the insulation of the flask.


Insulation effect: vacuum insulation 12 hours heat and 24 hours cold

Capacity: 350ml, 500ml, 750ml and 1000ml capacity

Customized service: OEM LOGO welcome

Material: Stainless steel.

Shape: bullet

Warm time: about 12 hours.

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