Glass Tea Cup 1,eco-frendly,heat resistant 2,BPA Free and not have plumbum 3,sample offered Glass Tea Cup 1,Material is borosilciate glass which is eco-friendly,heat resistant,and don't have plumbum 2,we offer free sample .but we do not pay for shipping fee 3.customer logo and brand print on the inner wall of the cup 4,small order and trial order accept