
How to quickly check the tightness of a thermos cup
Inverted water leakage test Fill the cup with hot water (not to the top, leaving a small amount of air), tighten the lid, invert and let it stand for 2
How to better customize water bottles? Here you can get a lot of useful information in the industry, such as water bottle materials, selection conditions, maximizing benefits, etc.

Inverted water leakage test Fill the cup with hot water (not to the top, leaving a small amount of air), tighten the lid, invert and let it stand for 2

“The heavier, the better at keeping warm” is not accurate: the weight mainly comes from the thickness of stainless steel, and the vacuum degree is the key. Thermos cups cannot

Capacity selection: Suitable for daily autumn scenarios, avoiding being too large or heavy. In autumn, there is no need for large-capacity water storage. Priority should be given to lightweight adaptability,

High-temperature sterilization of the cup lid is strictly prohibited The smart fingerprint cup lid contains an internal circuit, chip, and charging interface. It is forbidden to subject it to boiling

PP plastic (polypropylene) It is the most commonly used material, food-grade, resistant to high and low temperatures, and has good toughness. Most cup lid shells and inner lid bodies are

Made of food-contact grade material, it has no odor and features a threaded fit. With a silicone sealing ring for leak-proof sealing, it won’t leak even when placed in a
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