... HOLDER fac FACE PROTECTIONBeijing Huashisheng Sciences & Trade Co., LtdRoom 1803 , Building 1, Yard No.93, Jianguo Road, Chaoyang District, Beijing, China VISOR ... MATERIALSPolycarbonate INSTRUCTION FOR USEThese visors are designed to protect the face and eyes against particles projected at high speed, from medium ... ventilation, and with EN166:2001 (B* - optical class 1) standard. face shield EN 101303