nylon long 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:1) Available types: 3#, 4#, 5#, 7#, 8#, 10#2) More specifications available upon request3) Teeth are smooth and soft4) Reinforcing tape fits well without breaking or coming off5)NO.3 nylon zipper long chain 3.4kg/400yards.3.6kg/ ...