BPA free/High borosilicate glass/High transparency/easy to clean/ German engineering /FDA&EN14350. WE ARE BIG MANUFACTURER IMAGE: ... resistance. BPA FREE .And the bottles are seamless,easy to clean ,heat resistant to 600'c,safe for baby.3).The baby bottles ... , like toughening, printing, appliqué ,carving ,color spraying ,sand blasting ,colored pattern, golden and tracing etc.We are the vice chairman ...