... Specification(diameter) : 1/4"(4'), 7/16"(4',6',8'), 3/8"(4',6',8',10',12'), 1/2"(4',6 ... ',8',10',12',), 11/16"(6',8',10',12',14'), 3/4"6',8',10',12'), 7/8"(6',8',10 ... ',14')E-glass, UV protected fiberglass curtain rodsLong useful time,We are the largest fiberglass curtain rod manufacturer and supplier in China ...