1. 3.8kg/100yds 2. Good quality,color fastness grade 4 3. AZO free,Lead free,nickel free. 1. 3.8kg/100yds2. Good quality,color fastness grade 43. AZO free,Lead free,nickel free.4.MOQ: 200rolls per colr5.Lead time for 1*20ft: 25 days after receiving deposit Nylon Zipper Long Chain