... had a better view. and customers' designs is available. Fancy sliders Item nosliderMaterialzinc-alloyPurposenylon,mould,metal zippers etcColournickel,black nickel,anti ... bag, 5000pcs per cartonShippingby air,sea,courier etcPayment termL/C,T/T, cash etc Who invented the zipper? Whitcomb L. Judson invented ...