... chain zipper SIZE:3#,4#,5#,7#,8#,10#. DIFFERENT QUALITY,WEIGHT,COLOR ALSO HAVE DIFFERENT TEETH NYLON ZIPPER CHAIN Nylon long chain zipper specifications ... .3kg/200yards.7)NO.10 nylon zipper long chain zipper 2.5kg/100yards -4.7kg/100yards. 5#,8#,10# nylon long chain zipper different quality