Hook and loop Material: 100% nylon, or nylon mixed with polyester. Width: 16mm, 20mm, 25mm, 38mm, 50mm, 100mm,125mm, ... 150mm Hook and loop Material: 100% nylon, or nylon mixed with polyester.Width: 16mm, 20mm, 25mm, 38mm, 50mm, 100mm ... , and etc.Packing: 25m/roll16mm: 1500mts of hook side/ctn or 1500mts of loop side/ctn20mm: 1200mts of hook side/ctn ...