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About product and suppliers:
        Alibaba.com offers 2,300 cooler flask products. About 40% of these are vacuum flasks & thermoses, 6% are water bottles, and 1% are hip flasks. 

A wide variety of cooler flask options are available to you, such as free samples, paid samples. 

There are 2,300 cooler flask suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of cooler flask respectively. 

Cooler flask products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 518 with ISO9001, 358 with ISO14001, and 340 with OHSAS18001 certification.