... test 3.the slider is nickle-free 3.resin zipper for garment Nylon:#3,#4,#5,#8 ... Non-lock,pin-lock,semi-autolock,Dyed yeeth,plating (gold teeth,silver teeth,rainbow teeth),L-type ... repellent Resin/plastic:#3, #4, #5, #6, #8, #10, finished zipper and long chain.Dyed yeeth,plating (gold ... ),antique silver (antique nickel),cupronickel,copper,ant gold/silver/plating,100% cutton tape.Rhinestone:#3, #4(#5), #8 ...