Is high borosilicate glass toxic?

Non-toxic, high borosilicate glass, wear-resistant, easy to clean, with corrosion resistance, thermal shock resistance, good mechanical properties, high temperature resistance and other characteristics, bacteria and dirt are not easy to breed in the cup wall, safe and hygienic. It is the healthiest and safest drinking artifact. All our products are imported high borosilicate glass. I hope my answer can help you.