Nylon long chain zipper different size:3#,5#,7#,8#,10# long chain long chain zipper 1: Zipper Specifications: 3#, 4#, 5#, 7#, 8#, 10# (Y teeth, normal teeth, double-dot style, and corn style, etc). Finished zipper and long chain zipperare both available.2: Type: Open end, Closed end, Two-way open end, and Two-way closed end; " X " type, " O " type zipper available.3: Slider: 3#, 4#, 5#, 7#, 8#, ...