1)Azo free,lead free, smooth durable 2)dark pewter with crystal nickel oil, 3)Material,:H65brass 4)Payment term: T/T & L/C Specifications: 1.Item: BS zipper2.Size :3#,4#,5#,8#,10# metal zipper rolls.2.suitable for garment,trousers,case and bag. 3.color:Various color.4.Packing: Carton and woven bag or PP bag. High quality and reasonable price, welcome to contact us.