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500ml high-borosilicate heat-resistant glass bottle flask cup

Our products info
      90% of our products above are exported to Japan for inboard using. We are now the 5th largest supplier company in heat-preservation vessels markets in Japan and the former four companies are all Japanese local manufacturers. As you know in this fields, the vacuum s/s flask/mug exported to Japan market is the highest quality.
We have our own Test & Measurement Center in Zhejiang Province in which more waste-product rate is filtrated out to ensure the quality. All material can fit the Japan Test Certification. The products are exported to Asia, MidEast, Australia, Europe and America. Welcome all your queries.
Products description

* High boron silicon crystal material is non-toxic and safe, double deck design, high temperature resistant, clean without impurities, glittering and translucent 

* With strainer 

* silicone coat, effectively prevent hot

body: high-borosilicate heat-resistant glass
cover: Polypropylene resin
seal ring: silicone