8# nylon double tooth herringbone anti-open zipper, tooth size 7.1mm, width 42mm 8# nylon double tooth plain weave anti-open zipper, tooth size 7.1mm, width 40mm 8# nylon double tooth plain weave anti-open zipper, tooth size 7.1mm, width 42mm Minimum order quantity: 2000m Price: 0.11USD/M Payment method: 100% TT in advance Delivery period: 30 days one 20ft container 30-40 days one 40HC container Regular packaging: Woven bag New designation on the zipper, specially for luggage, which is in good quality, not easy to be opened in heavy loading by luggage . The tooth is tight and strong, two layers tooth be closed with more stronger and sealer on the luggage ,to keep your goods in luggage more safty. The material in good tensile strength . Comparing with the single layer tooth, our zipper is more stronger, more sealer. Specialized for luggage, backpack, bags and suitcase, fishing tackle bag and so on.