WHH METAL ZIPPER,WEIHAI ZIPPER,Delicate and Durable! WHH BRAND METAL ZIPPER,WEIHAI ZIPPERDelicate and Durable!!!Available WHH brand metal zippers:Size : 3#,3.5#,4#,4 ... .5#,5#,7#,8#,10#Material of teeth:brass,anti-brass,bronze,golden brass,nickle brass,silver brass,anti-silver brass ...