Hi Sir/Madam, It is nice to write to you. This is Randolf from Germany. I would like to buy Bottles/Cups Filter Material Ceramic Balls. could you please send me the quotation from this with the details as below: Application, Power, color, Do you have any quality assurance certificates? thank you, and I look forward to hearing from you. thanks & Regards Rando lf Randolf Dominguez Ramirez Show More