5# metal Y teeth open-end metal zipper 1)highly quality, ... strength tests 3)washing tests performed by SGS Brand Name PJ Teeth Material H65/85 brass/nickel/purple brass /alunmium. Teeth ... -end,X-type,O-type,long chain.Zipper size3#,4.5#,4#,5#,,8#,10#ColorAny color is availableLengthaccording to the customer ...