... , Washable, Lead-Free & Nickel-Free • Size#3, #5, #7,#8, #10 sliders for nylon zipper,derlin zipper, metal zipper• AdvantageVarious puller designs available•Production capacity1,000 ... : nylon slider, metal slider, plastic slider,2) material: zinc alloy, brass, plastic mateiral (POM)3) slider size: No.3, No.4, No.5, No.7, No.8, No.10 ...