Glass cup: 1.Material:Borosilicate glass,hand made. 2.We can print your logo. 3.Factory direct sale. 4.Safe packing. Huaou Glass Cup:Product Features:1.need the borosilicate glass cup,good of transparency,non-toxic.2.have a strong resistance to the acid-base chemical3.mainly applies to:green tea,black tea,fruit tea,pu'er tea,scented tea,health tea and so on4.easy clean,and not adsorptive the ...