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 ... zipper available.3: Slider: 3#, 4#, 5#, 7#, 8#, 10# : auto lock, semi-auto lock, non lock, and pin lock, etc. Various pattern&designs for the zipper puller ... information, pls feel free to contact with us, thank you! No.7 nylon long chain zipper