MSN: sun-king2-4@hotmail.com Email: sysling4@sy-sling.com.cn Material£º Polyester, Polyamide, Polypropylene Safety Factor£º 5:1 ¡¡6:1 ¡¡7:1¡¡ 8:1 Standard International Standard£º ISO4878 ¡¡ Europe Standard£º EN1492-1:2000 ¡¡Industry Standard£ºJB/T8521-1997 Length£ºIn accordance with customers' requirement Color£ºColor code Ply£º Single, double, three and four-ply