5# metal Y teeth open-end metal zipper 1)highly quality,low price 2)can pass strength tests ... 3)washing tests performed by SGS Brand Name PJ Teeth ... slider, etc .Zippers shapeclose-end,open-end,two-way,loop open-end,X-type,O-type,long chain.Zipper size3#,4.5#,4#,5#,,8#,10#ColorAny color ...