1) PE material2) Length: 4.5m, 5m, etc3) Width: 2.5m, 5m, 7.5m, 10m, 15m, etc4) With micropore5)Certificate: CE, FDA Features: *Transparent microperforated hypoallergenic tape *Soft and comfortable *Porous, allow skin to breath *Made of perforated polyethylene tape *High permeability to both air and water vapour *For strong fixation of dressing pads and medical devices etc.