We kind do many material of zippers :nylon, plastic, resin, invisible, metal coated, metal, rhinesto Best Quality Features:1) Can provide nylon, plastic, resin, invisible, metal coated, metal, rhinestonezippers2) Size: 3#, 4#, 5#...10#, or as customer's specification3) Various pulls, sliders, zipper tapes4) C/E, O/E, two-ways, A/L, P/L etc