1)3#,4#,5#,6#,7#,8#,10# nylon,metal,plastic ... 3)excellent quality and competitive price zipper1) Product Name: 5# black nickel-brass zipper, close end, auto lock2) Brand Name ... 30% T/T7)it's suit for bags, garment, shoes, sports ware, etc.8)various colors, type, size, etc ... soft ,reinforcing tape well without breaking or coming off.5.Sincerely welcome home and aboard merchants to coperater with us ...