1) 10years export history; 2) OEKO,SGS Certificated. 3).Material:100% polyester fabric + nylon teeth material Specifications: 1.Item: BS zipper2.Size :3#,4#,5#,7#,8#,10#,20# nylon zipper.2.suitable for garment,trousers,case and bag 3.color:Various color4.Packing: Carton and woven bag or PP bag, according to the customers ' requests High quality and reasonable price, welcome to contact us.