Double Wall Vacuum Glass Thermos 1,bpa free 2,eco-friendly 3,heat resistant,100% ... 4,FOB Qingdao, Shanghai Double Wall Vacuum Glass Thermos Description: 1.all the thermos is made of borosilicate glass which is eco ... . We also supply other kinds of products,such as vacuum/thermos flasks,sport bottles,stainless steel pots and so on.Our products ...